Convictions are more dangerous enemies of truth than lies.
The use of travelling is to regulate imagination by reality, and instead of thinking how things may be, to see them as they are.
Thought can be so seductive and hypnotic that it absorbs your attention totally, so you become your thoughts.
Man is not the creature of circumstances, Circumstances are the creatures of men.
Judge a man by his questions rather than by his answers.
In order to change the world, you have to get your head together first
We are all born ignorant, but one must work hard to remain stupid
Science is organized knowledge. Wisdom is organized life.
There is geometry in the humming of the strings. There is music in the spacing of the spheres.
If you only read the books that everyone else is reading, you can only think what everyone else is thinking.
And no one will listen to us until we listen to ourselves.
The weak can never forgive. Forgiveness is the attribute of the strong.
An intelligent hell would be better than a stupid paradise.
Man is the only creature who refuses to be what he is.
A house divided against itself cannot stand.
A scholar who cherishes the love of comfort is not fit to be deemed a scholar.
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.
And this sensitivity will create new friendships for you - friendships with trees, with birds, with animals, with mountains, with rivers, with oceans, with stars. Life becomes richer as love grows.
Power always thinks it has a great soul and vast views beyond the comprehension of the weak.
By three methods we may learn wisdom: first, by reflection which is noblest; second, by imitation, which is the easiest; and third, by experience, which is the bitterest.
The greatest deception men suffer is from their own opinions.