Nature has planted in our minds an insatiable longing to see the truth.

The existence of virtue depends entirely upon its use.

The first bond of society is the marriage tie; the next our children; then the whole family of our house, and all things in common.

You might as well take the sun out of the sky as friendship from life: for the immortal gods have given us nothing better or more delightful.

No poet or orator has ever existed who believed there was any better than himself.

A tear dries quickly when it is shed for troubles of others.

The first duty of man is the seeking after and the investigation of truth.