I love those who can smile in trouble.

If you do not rest on the good foundation of nature, you will labour with little honor and less profit.

One can have no smaller or greater mastery than mastery of oneself.

Anyone who invokes authors in discussion is not using his intelligence but his memory.

Among the great things which are found among us the existence of Nothing is the greatest.

Nature is constrained by the cause of her laws which dwell inborn in her. Variant: Nature is constrained by the order of her own law which lives and works within her.

The fox when it sees a flock of herons or magpies or birds of that kind, suddenly flings himself on the ground with his mouth open to look as he were dead; and these birds want to peck at his tongue, and he bites off their heads.