First tell yourself what you want to be, then do what you need to do.

If anyone is unhappy, remember that his unhappiness is his own fault... Nothing else is the cause of anxiety or loss of tranquility except our own opinion.

The cause of all human evils is the not being able to apply general principles to special cases.

These are the signs of a wise man: to reprove nobody, to praise nobody, to blame nobody, nor even to speak of himself or his own merits.

You will do the greatest service to the state if you shall raise, not the roofs of the houses, but the souls of the citizens: for it is better that great souls should dwell in small houses rather than for mean slaves to lurk in great houses.

We have two ears and one mouth so that we can listen twice as much as we speak.

Ruin and recovering are both from within.