If the only tool you have is a hammer, you tend to see every problem as a nail.
No one is free who has not obtained the empire of himself. No man is free who cannot command himself.
No great discovery was ever made without a bold guess.
Motivation is what gets you started. Habit is what keeps you going.
The deeds you do may be the only sermon some persons will hear today.
Anything that makes weak - physically, intellectually and spiritually, reject it as poison.
I may have had a lot of luck in my life, but I still need to find a challenge in the game.
Everything I've ever done was out of fear of being mediocre.
The fact that the great scientist believed in flying machines was the one thing that encouraged us to begin our studies.
Do not worry about holding high position; worry rather about playing your proper role.
Failure is not our only punishment for laziness; there is also the success of others.
The best way out is always through.
Doing what you love is the cornerstone of having abundance in your life.
I do not want to die rusting, I prefer to burn out.
If the little bit you have is nothing special in itself, at least find a way of saying it that is a little bit special.
I believe that every person is born with talent.
You can't learn in school what the world is going to do next year.
Be miserable. Or motivate yourself. Whatever has to be done, it's always your choice.
The key to immortality is first living a life worth remembering.
As long as I'm in great shape, nobody beats me, for sure.
Every nation has the right to demand proper treatment and no country should violate the territory of any other country.