Do not dwell in the past, do not dream of the future, concentrate the mind on the present moment.
I can resist anything except temptation.
It always seems impossible until it is done.
The only thing we have to fear is fear itself.
The only limit to our realization of tomorrow will be our doubts of today.

Believe you can and you're halfway there.

A person who never made a mistake never tried anything new.
The greatest glory in living lies not in never falling, but in rising every time we fall.
Life is what happens when you're busy making other plans.
Success is not final, failure is not fatal: It is the courage to continue that counts.
Not all those who wander are lost.
The way to get started is to quit talking and begin doing.
Life is really simple, but we insist on making it complicated.

The truth is, everyone is going to hurt you. You just got to find the ones worth suffering for.
Those who cannot remember the past are condemned to repeat it.
In times of crisis, people reach for meaning. Meaning is strength. Our survival may depend on our seeking and finding it.
You miss 100% of the shots you don't take.
I have decided to stick with love. Hate is too great a burden to bear.

It does not matter how slowly you go as long as you do not stop.
The only true wisdom is in knowing you know nothing.