Learning is not to be tacked to the mind, but we must fuse and blend them together, not merely giving the mind a slight tincture, but a thorough and perfect dye. And if we perceive no evident change and improvement, it would be better to leave it alone; learning is a dangerous weapon, and apt to wound its master if it be wielded by a feeble hand, and by one not well acquainted with its use.

Rejoice in the things that are present; all else is beyond thee.

Wonder is the foundation of all philosophy; research, the progress; ignorance, the end. There is, by heavens, a strong and generous kind of ignorance that yields nothing, for honour and courage, to knowledge: an ignorance to conceive which needs no less knowledge than to conceive knowledge.

The wise man lives as long as he ought, not so long as he can.

Have you known how to take rest? You have done more than he who hath taken empires and cities.

No pleasure has any savor for me without communication.

Nothing prints more lively in our minds than something we wish to forget.