It is not enough to have a good mind; the main thing is to use it well.
I have had good experience and trial of this world...I know what it is to be a subject, what to be a sovereign, what to have good neighbours, and sometimes meet evil willers. I have found treason in trust, seen great benefits little regarded.
A man who as a physical being is always turned toward the outside, thinking that his happiness lies outside him, finally turns inward and discovers that the source is within him.
A house is not a home unless it contains food and fire for the mind as well as the body.
Convictions are more dangerous enemies of truth than lies.
Every aquarium will eventually leak.
He who chooses the beginning of the road chooses the place it leads to.
The difference between stupidity and genius is that genius has its limits.
Admiration is the daughter of ignorance.
Courage, above all things, is the first quality of a warrior.
One never notices what has been done; one can only see what remains to be done.
Intelligence is the ability to adapt to change.
One who gains strength by overcoming obstacles possesses the only strength which can overcome adversity.
Rational discussion is useful only when there is a significant base of shared assumptions.
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.
Drop the idea of becoming someone, because you are already a masterpiece. You cannot be improved. You have only to come to it, to know it, to realize it.
Things which matter most must never be at the mercy of things which matter least.
To live is not merely to breathe; it is to act; it is to make use of our organs, senses, faculties - of all those parts of ourselves which give us the feeling of existence
I hear and I forget. I see and I remember. I do and I understand.
The absent are never without fault, nor the present without excuse.
If I speak of myself in different ways, that is because I look at myself in different ways.