Success in any scientific career requires an unusual equipment of capacity, industry, and energy.
Don't let fear stop you from doing what you want to do.
Everything can be taken from a man but one thing: the last of the human freedoms—to choose one's attitude in any given set of circumstances.
Heredity is nothing, environment is everything.
The growth of knowledge is the key to solving problems.
Your work is going to fill a large part of your life, and the only way to be truly satisfied is to do what you believe is great work.
I believe in making things that last, both physically and emotionally.