The one self- knowledge worth having is to know one's own mind.
Without self knowledge, without understanding the working and functions of his machine, man cannot be free, he cannot govern himself and he will always remain a slave.
Resolve to be thyself: and know that he who finds himself, loses his misery.
How pathetically scanty my self-knowledge is compared with, say, my knowledge of my room. There is no such thing as observation of the inner world, as there is of the outer world.
To know oneself is to study oneself in action, which is relationship.
It's not only the most difficult thing to know one's self, but the most inconvenient.
Self-knowledge comes from knowing other men.
It is, I fear, but a vain show of fulfilling the heathen precept, ''Know thyself,'' and too often leads to a self- estimate which will subsist in the absence of that fruit by which alone the quality of the tree is made evident.
Knowing yourself is the beginning of all wisdom.
Other men's sins are before our eyes; our own are behind our backs.
To know oneself is to study oneself in action with another person.
One may understand the cosmos, but never the ego; the self is more distant than any star.
In a drama of the highest order there is little food for censure or hatred; it teaches rather self-knowledge and self-respect.
The proper study of Mankind is Man.
Know then thyself, presume not God to scan; The proper study of mankind is man.
There is no self-knowledge but an historical one. No one knows what he himself is who does not know his fellow men, especially the most prominent one of the community, the master's master, the genius of the age.
He that knows himself, knows others; and he that is ignorant of himself, could not write a very profound lecture on other men's heads.
Explore thyself. Herein are demanded the eye and the nerve.
I want to be all that I am capable of becoming.
Knowing others is intelligence; knowing yourself is true wisdom. Mastering others is strength; mastering yourself is true power.