Who said "To a friend give counsel both boldly and justly."?

This quote is attributed to Pythagoras.

To a friend give counsel both boldly and justly. - Pythagoras

"To a friend give counsel both boldly and justly."

Pythagoras Friendship

Mathematician/Philosopher Ancient Greek 570–495

"Choose silence of all virtues, for it is the ornament of the wise."

"A friend is a second self."

"Do not allow the deep to possess your mind, nor the heights to disturb your equanimity."

"Educate the children and it won't be necessary to punish the men."

"Friendship is built on trust and honesty."

"True friendship is worth more than gold."

"Good friends are like stars, always there even when you can't see them."

"Friendship means sacrifice."