Nikola_Tesla

“If you want to find the secrets of the universe, think in terms of energy, frequency and vibration.”

―  Nikola Tesla

Albert_Einstein

“When you are courting a nice girl an hour seems like a second. When you sit on a red-hot cinder a second seems like an hour. That's relativity.”

―  Albert Einstein

Leon_Trotsky

“Everything is relative in this world, where change alone endures.”

―  Leon Trotsky

Heraclitus_of_Ephesus

“The only thing that is constant is change.”

―  Heraclitus of Ephesus

Eleanor_Roosevelt

“The future belongs to those who believe in the beauty of their dreams.”

―  Eleanor Roosevelt

Nathaniel_Hawthorne

“A single dream is more powerful than a thousand realities.”

―  Nathaniel Hawthorne (Fanshawe)

Pablo_Picasso

“Everything you can imagine is real.”

―  Pablo Picasso

Philip_K_Dick

“Reality is that which, when you stop believing in it, doesn't go away.”

―  Philip K. Dick (I Hope I Shall Arrive Soon)

Albert_Einstein

“As far as the laws of mathematics refer to reality, they are not certain, and as far as they are certain, they do not refer to reality.”

―  Albert Einstein

Dan_Brown

“Everything is possible. The impossible just takes longer.”

―  Dan Brown (Digital Fortress)

Bil_Keane

“Yesterday is history, tomorrow is a mystery, today is a gift of God, which is why we call it the present.”

―  Bil Keane

H_G_Wells

“We all have our time machines, don't we. Those that take us back are memories...And those that carry us forward, are dreams.”

―  H.G. Wells

Henry_Van_Dyke

“Time is
Too Slow for those who Wait,
Too Swift for those who Fear,
Too Long for those who Grieve,
Too Short for those who Rejoice;
But for those who Love,
Time is not.”

―  Henry Van Dyke (Music and Other Poems)

Terry_Pratchett

“Time is a drug. Too much of it kills you.”

―  Terry Pratchett (Small Gods)

The_Matrix

“Everything that has a beginning has an end”

―  The Matrix (The Lives of the Ancient Philosophers - 1702)

Albert_Einstein

“Logic will get you from A to Z; imagination will get you everywhere.”

―  Albert Einstein

Albert_Einstein

"Imagination is more important than knowledge, for knowledge is limited while imagination embraces the entire world."

―  Albert Einstein

Oscar_Wilde

“To define is to limit.”

―  Oscar Wilde (The Picture of Dorian Gray)

John_Green

“If you don't imagine, nothing ever happens at all.”

―  John Green (Paper Towns)

Lloyd_Alexander

“Fantasy is hardly an escape from reality. It's a way of understanding it.”

―  Lloyd Alexander

Roald_Dahl

“And above all, watch with glittering eyes the whole world around you because the greatest secrets are always hidden in the most unlikely places. Those who don't believe in magic will never find it.”

―  Roald Dahl

Albert_Einstein

"Old Man's Advice to Youth: 'Never Lose a Holy Curiosity.'”

―  Albert Einstein (LIFE Magazine (2 May 1955) p. 64)

Dorothy_Parker

“The cure for boredom is curiosity. There is no cure for curiosity.”

―  Dorothy Parker

Albert_Einstein

“If you can't explain it to a six year old, you don't understand it yourself.”

―  Albert Einstein

Albert_Einstein

“Anyone who has never made a mistake has never tried anything new.”

―  Albert Einstein

Albert_Einstein

“If we knew what it was we were doing, it would not be called research, would it?”

―  Albert Einstein

Kahlil_Gibran

“Forgetfulness is a form of freedom.”

―  Kahlil Gibran

Arthur_Schopenhauer

“Talent hits a target no one else can hit. Genius hits a target no one else can see.”

―  Arthur Schopenhauer

Douglas_Adams

“The fact that we live at the bottom of a deep gravity well, on the surface of a gas covered planet going around a nuclear fireball 90 million miles away and think this to be normal is obviously some indication of how skewed our perspective tends to be.”

―  Douglas Adams (The Salmon of Doubt: Hitchhiking the Galaxy One Last Time)