What is natural is never disgraceful. Euripides (circa 484 – 406 B.C.E.)

What is natural is never disgraceful. Euripides (circa 484 – 406 B.C.E.)
He is wise who is wise to himself. Euripides (circa 484 – 406 B.C.E.)
Cleverness is not wisdom. Euripides (circa 484 – 406 B.C.E.)