Don't stumble over something behind you.

The person you are matters more than the place to which you go.

The greatest power of ruling consists in the exercise of self-control.

You have to persevere and fortify your pertinacity until the will to good becomes a disposition to good.

It is easier to exclude harmful passions than to rule them, and to deny them admittance than to control them after they have been admitted.

Such as the chain of causes we call Fate, such is the chain of wishes: one links on to another; the whole man is bound in the chain of wishing for ever.

Tranqility is a certain quality of mind, which no condition or fortune can either exalt or depress.