It's not knowing what to do, it's doing what you know.

The tragedy of life doesn't lie in not reaching your goal. The tragedy lies in having no goals to reach.

Great works are performed not by strength but by perseverance.

Someone else doesn't have to be wrong for you to be right.

Challenges are what make life interesting and overcoming them is what makes life meaningful.

Circumstances do not make a man, they reveal him.

The calmer you are the clearer you think. Move with strategy, not emotion.

When anger rises, think of the consequences.

Man cannot remake himself without suffering, for he is both the marble and sculptor.

Everything you say should be true but not everything true should be said.

We have two ears and one mouth so we can listen twice as much as we speak.

The attempt to escape from pain creates more pain.

The two most powerful warriors are patience and time.

The future belongs to those who believe in the beauty of their dreams.

Be not afraid of going slowly. Be afraid of standing still.

If you're afraid - don't do it, - if you're doing it - don't be afraid.

The best view comes after the hardest climb.

Your body can stand almost anything. It's your mind that you have to convince.

Smart people want to learn. The rest teach.

Life is a tragedy for those who feel, and a comedy for those who think.

A snake can change its skin but not its disposition.