Well done is better than well said.

Seeing much, suffering much, and studying much, are the three pillars of learning.

Education is a progressive discovery of our own ignorance.

I want to know God's thoughts; the rest are details.

When all think alike, no one thinks very much.

Science is a wonderful thing if one does not have to earn one's living at it.

It's not that I'm so smart , it's just that I stay with problems longer.

Theories should be as simple as possible, but not simpler.

Technological progress is like an axe in the hands of a pathological criminal.

I never came upon any of my discoveries through the process of rational thinking.

Try not to become a man of success but rather to become a man of value.

Gravitation cannot be held responsible for people falling in love.

What is written without effort is in general read without pleasure.

Sincerity is the way of Heaven.

The man who moves a mountain begins by carrying away small stones.

While there's life, there's hope.

Paradise is where I am.