Isaac Newton

"Plato is my friend, Aristotle is my friend, but my best friend is truth."

"We build too many walls and not enough bridges."

"In the absence of any other proof, the thumb alone would convince me of God's existence."

"The power of a man's virtue should be measured not by his special exertions, but by his ordinary doings."

"As a blind man has no idea of colors, so have we no idea of the manner by which all-wise God perceives and understands all things."

"Genius is patience."

"I have not as yet been able to discover the cause of the properties of gravity from the phenomena, and I frame no hypotheses."

"The laws of nature are but the mathematical thoughts of God."

"Time is the stage of change; eternity is the stage of truth."

"Tact is the intelligence of the heart."

"A man may imagine things that are false, but he can only understand things that are true."

"The more success the quantum theory has, the sillier it looks."

"To describe motions, you must first understand rest."

"God does not play dice with the universe."

"All knowledge begins with wonder."

"The book of nature is written in mathematical characters."

"I see the world as a great machine, yet I see God in every gear."

"Passion is the wind that fills the sails of reason."

"To study nature is to study the mind of God."

"Patience is not the ability to wait, but the ability to maintain a good attitude while waiting."

"The secret of change is to focus all of your energy not on fighting the old, but on building the new."

"If you wish to learn swimming, you have to go into the water."

"What we know is a drop, what we don't know is an ocean."

"The universe is a symphony of strings vibrating in mathematical harmony."

"Fear of the Lord is the beginning of wisdom, but knowledge is the beginning of power."

"We are made of stardust, and the universe studies itself through us."

"The greatest achievement is to understand that we understand so little."

"Art and science are not enemies; they are lovers of truth."

"Absolute time flows equably without relation to anything external."

"The pursuit of truth requires the courage to question everything."