In the middle of difficulty lies opportunity
German-born theoretical physicist who developed the theory of relativity one of the two pillars of modern physics. His work is also known for its influence on the philosophy of science.
Life is like riding a bicycle. To keep your balance you must keep moving
Anger dwells only in the bosom of fools
A question that sometimes drives me hazy: am I or are the others crazy
The important thing is to not stop questioning. Curiosity has its own reason for existing
A human being is part of a whole called by us the universe.
A table, a chair, a bowl of fruit and a violin what else does a man need to be happy
Nothing in life is to be feared it is only to be understood
Principles have no real force except when one is well-fed
The superior man understands what is right; the inferior man understands what will sell
Sexual self-restraint is only a preliminary stage in the ego's evolution
I am the wisest man alive, for I know one thing, and that is that I know nothing
Outside of a dog, a book is man's best friend. Inside of a dog it's too dark to read
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