“It is not that I am so smart, it is just that I stay with problems longer.”

Feeling and longing are the motive forces behind all human endeavor and human creations.

Setting an example is not the main means of influencing another, it is the only means.

I never think of the future. It comes soon enough.

In the middle of every difficulty lies opportunity.

If A is success in life, then A equals x plus y plus z. Work is x; y is play; and z is keeping your mouth shut.