Agresividad - Freud

The tendency to aggression is an innate , independent , instinctual disposition in man... it constitutes the powerful obstacle to culture.
- Sigmund Freud

Sufrimiento - Churchill

We shall draw from the heart of suffering itself the means of inspiration and survival.

Gobierno - Washington

Government is not reason; it is not eloquent; it is force. Like fire, it is a dangerous servant and a fearful master.
George Washington

Árbol y Bambú - Bruce Lee

Notice that the stiffest tree is most easily cracked , while the bamboo or willow survives by bending with the wind.
Bruce Lee

Ganar Sabiduria - Confucio

There are three methods to gaining wisdom. The first is reflection, which is the highest. The second is limitation, which is the easiest. The third is experience, which is the bitterest.
Confucius