Truth is like the sun. You can shut it out for a time, but it ain't goin' away.
If you can't you must, and if you must you can.
If you think in terms of a year, plant a seed; if in terms of ten years, plant trees; if in terms of 100 years, teach the people.
You can't learn in school what the world is going to do next year.
Great work requires great and persistent effort for a long time. … Character has to be established through a thousand stumbles.
No great discovery was ever made without a bold guess.
Nothing is impossible, the word itself says 'I am possible'
One of the things I learned when I was negotiating was that until I changed myself, I could not change others.
Storms make trees take deeper roots.
When I was in college, I wanted to be involved in things that would change the world.
The time is always right to do the right thing
Effort only fully releases its reward after a person refuses to quit.
My mother said to me, 'If you are a soldier, you will become a general. If you are a monk, you will become the Pope.' Instead, I was a painter, and became Picasso.
Do not let it be your aim to be something, but to be someone.
The fact that the great scientist believed in flying machines was the one thing that encouraged us to begin our studies.
There is no passion to be found playing small - in settling for a life that is less than the one you are capable of living.
The only way of discovering the limits of the possible is to venture a little way past them into the impossible.
Nothing great was ever achieved without enthusiasm.
Learn from yesterday, live for today, hope for tomorrow.
We cannot direct the wind, but we can adjust the sails.
The starting point of all achievement is desire.