You must be the change you wish to see in the world.
It does not matter how slowly you go as long as you do not stop.
Happiness is not something ready made. It comes from your own actions.
The only way to do great work is to love what you do.
The only true wisdom is in knowing you know nothing.
The only thing necessary for the triumph of evil is for good men to do nothing.
I have not failed. I've just found 10,000 ways that won't work.
The only limit to our realization of tomorrow will be our doubts of today.
Life is what happens when you're busy making other plans.
In three words I can sum up everything I've learned about life: It goes on.
All our dreams can come true if we have the courage to pursue them.