Darkness cannot drive out darkness: only light can do that. Hate cannot drive out hate: only love can do that.

The only true wisdom is in knowing you know nothing.
In three words I can sum up everything I've learned about life: it goes on.
The only limit to our realization of tomorrow will be our doubts of today.
Be the change that you wish to see in the world.
To be yourself in a world that is constantly trying to make you something else is the greatest accomplishment.
Believe you can and you're halfway there.
In the end, we will remember not the words of our enemies, but the silence of our friends.
The greatest glory in living lies not in never falling, but in rising every time we fall.
The only way to do great work is to love what you do.
The only thing necessary for the triumph of evil is for good men to do nothing.
Life is what happens when you're busy making other plans.
The best time to plant a tree was 20 years ago. The second best time is now.
No act of kindness, no matter how small, is ever wasted.

Success is not final, failure is not fatal: It is the courage to continue that counts.
The journey of a thousand miles begins with one step.

Happiness is not something ready-made. It comes from your own actions.
The future belongs to those who believe in the beauty of their dreams.
It is never too late to be what you might have been.
A journey of a thousand miles begins with a single step.