If by being overstudious, we impair our health and spoil our good humor, let us give it up.
No wind serves him who addresses his voyage to no certain port.
Confidence in others' honesty is no light testimony of one's own integrity.
All we do is to look after the opinions and learning of others: we ought to make them our own.
Wisdom has its excesses, and has no less need of moderation than folly.
A wise man sees as much as he ought, not as much as he can.