Don't curse the darkness, light a candle.

Silence is a true friend who never betrays.

Can there be a love which does not make demands on its object?

There are three marks of a superior man: being virtuous, he is free from anxiety; being wise, he is free from perplexity; being brave, he is free from fear.

It is true that we shall not be able to reach perfection, but in our struggle toward it we shall strengthen our characters and give stability to our ideas, so that, whilst ever advancing calmly in the same direction, we shall be rendered capable of applying the faculties with which we have been gifted to the best possible account.

Never tire to study. And to teach to others

The superior man, when resting in safety, does not forget that danger may come.