Quote #12582
If a pessimist is always right, is he a realist?
Quote #26162
Aim for success, not perfection. Never give up your right to be wrong, because...
Quote #6574
You know everybody is ignorant, only on different subjects.
Quote #6819
The whole art of teaching is only the art of awakening the natural curiosity...
Quote #27393
A doubtful friend is worse than a certain enemy. Let a man be one...
Quote #28876
Hope is the only universal liar who never loses his reputation for veracity.
Quote #25243
Knowing what you can not do is more important than knowing what you can...
Quote #26574
It can’t be Nature, for it is not sense.
Quote #20740
The public is wonderfully tolerant. It forgives everything except genius.
Quote #1828
If a man does not keep pace with his companions, perhaps it is because...