My greatest anxiety arises from the apprehension that I shall not be able to complete the work I have undertaken in the manner I wish.
When I look at the world I'm pessimistic, but when I look at people I am optimistic.
To live is to be constantly learning.
The desire to get rich is a natural human instinct, and it's not something to be ashamed of.
The computer is a medium of expression, like a piano is a medium of expression.
"The use of traveling is to regulate imagination by reality, and instead of thinking how things may be, to see them as they are."