There are things known and there are things unknown, and in between are the doors of perception.
The essence of knowledge is, having it, to apply it; not having it, to confess your ignorance.
So many people have this idea: I want to achieve something great or be somebody great. And they neglect the step that leads to greatness. They don't honor this step at this moment because they have this idea of some future moment where they are going to be great.
And no one will listen to us until we listen to ourselves.
Good means not merely not to do wrong, but rather not to desire to do wrong.
We choose our joys and sorrows long before we experience them.
Medicine heals diseases of the body, wisdom frees the soul from passions.
A good teacher protects his pupils from his own influence.
Life's battles don't always go to the stronger or faster man. But sooner or later, the man who wins is the man who thinks he can.
Better beggar woman and single than Queen and married.
Having a great intellect is no path to being happy.
Moderation in temper is always a virtue; but moderation in principle is always a vice.
Fine clothes may disguise, but silly words will disclose a fool.
A house divided against itself cannot stand.
To do great things is difficult, but to command great things is more difficult.
Learn from the mistakes of others. You can never live long enough to make them all yourself.
What lies behind us and what lies ahead of us are tiny matters compared to what lives within us.
No man has any natural authority over his fellow men.
Those who dance are considered insane by those who cannot hear the music.
As the soft yield of water cleaves obstinate stone, So to yield with life solves the insolvable: To yield, I have learned, is to come back again.
Strength does not come from physical capacity. It comes from an indomitable will.
