Never look back unless you are planning to go that way.
Judge a man by his questions rather than by his answers.
Wonder is the beginning of wisdom.
Be more concerned with your character than your reputation, because your character is what you really are, while your reputation is merely what others think you are.
We are all born ignorant, but one must work hard to remain stupid.
If we encounter a man of rare intellect, we should ask him what books he reads.
Whenever you want to achieve something, keep your eyes open, concentrate and make sure you know exactly what it is you want. No one can hit their target with their eyes closed.
Success does not consist in never making mistakes but in never making the same one a second time.
Experience is not what happens to a man; it is what a man does with what happens to him.
The problem with socialism is that you eventually run out of other people's money.
If knowledge can create problems, it is not through ignorance that we can solve them.
Dost thou love life? Then do not squander time, for that’s the stuff life is made of.
If you think education is expensive, try ignorance.
If you don’t have time to do it right, when will you have the time to do it over?
All men by nature desire knowledge.
Shall I teach you what knowledge? When you know a thing, say that you know it; when you do not know a thing, admit that you do not know it. That is knowledge.
I know for sure that what we dwell on is who we become.
No man was ever wise by chance.
If you don’t change the direction you are going, then you’re likely to end up where you’re heading.
Once your mindset changes, everything on the outside will change along with it.