Progress is impossible without change, and those who cannot change their minds cannot change anything.
Progress is impossible without change, and those who cannot change their minds cannot change anything.
Marriage is an alliance entered into by a man who can't sleep with the window shut, and a woman who can't sleep with the window open.
No man who is occupied in doing a very difficult thing, and doing it very well, ever loses his self-respect.
The moment we want to believe something, we suddenly see all the arguments for it, and become blind to the arguments against it.
Success does not consist in never making mistakes but in never making the same one a second time.
Patriotism is, fundamentally, a conviction that a particular country is the best in the world because you were born in it…
The power of accurate observation is frequently called cynicism by those who have not got it.