Anger is like those ruins which smash themselves on what they fall.

Seneca

Singlemindedness is all-powerful.

Yamamoto Tsunetomo

All men are made one for another: either then teach them better or bear with them.

Marcus Aurelius

Think long term. Execute short term. Experience now.

The Stoic Emperor

Anger, if not restrained, is frequently more hurtful to us than the injury that provokes it.

Seneca

The chief task in life is simply this: to identify and separate matters so that I can say clearly to myself which are externals not under my control, and which have to do with the choices I actually control.

Epictetus