Nothing stands out so conspicuously, or remains so firmly fixed in the memory, as something which you have blundered.

It is the character of a brave and resolute man not to be ruffled by adversity and not to desert his post.

Great is the power of habit. It teaches us to bear fatigue and to despise wounds and pain.

The wise man never loses his temper.

For one day spent well, and agreeably to your precepts, is preferable to an eternity of error.

Any man can make mistakes, but only an idiot persists in his error.

To be content with what we possess is the greatest and most secure of riches.