The only true wisdom is in knowing you know nothing.
The only thing we have to fear is fear itself.
Success is not final, failure is not fatal: It is the courage to continue that counts.
In the end, it's not the years in your life that count. It's the life in your years.
The only way to do great work is to love what you do.
Believe you can and you're halfway there.
The future belongs to those who believe in the beauty of their dreams.
Change your thoughts and you change your world.
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
The journey of a thousand miles begins with one step.
Happiness is not something ready-made. It comes from your own actions.
The only place where success comes before work is in the dictionary.
Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that.
The only limit to our realization of tomorrow will be our doubts of today.
Life is 10% what happens to us and 90% how we react to it.
Strive not to be a success, but rather to be of value.
The best way to predict the future is to invent it.
The greatest glory in living lies not in never falling, but in rising every time we fall.
Do not go where the path may lead, go instead where there is no path and leave a trail.
I can't change the direction of the wind, but I can adjust my sails to always reach my destination.