Let thy chief fort and place of defense be a mind free from passions. A stronger place and better fortified than this, hath no man.

The happiness of your life depends upon the quality of your thoughts.

When you arise in the morning, think of what a precious privilege it is to be alive - to breathe, to think, to enjoy, to love.

Everything we hear is an opinion, not a fact. Everything we see is a perspective, not the truth.

It never ceases to amaze me: we all love ourselves more than other people, but care more about their opinions than our own.

You have power over your mind - not outside events. Realize this, and you will find strength.

The opinion of 10,000 men is of no value if none of them know anything about the subject.

If you are distressed by anything external, the pain is not due to the thing itself, but to your estimate of it; and this you have the power to revoke at any moment.

Whenever you are about to find fault with someone, ask yourself the following question: What fault of mine most nearly resembles the one I am about to criticize?

The object of life is not to be on the side of the majority, but to escape finding oneself in the ranks of the insane.

Very little is needed to make a happy life; it is all within yourself, in your way of thinking.

Distraction serves evil more than any other mental state.

This is the forest primeval.

When we become too glib in prayer we are most surely talking to ourselves.

It's so important to listen to music, to listen again and again. Eat, sleep and drink music.

It's fun being one of the boys. It's fun to have a character that's rough and gets down and dirty and not to be this precious girl who just sits in the corner and just sort of stands by the action.

Science had married the wilderness and was taming the savage shrew.

To deschool means to abolish the power of one person to oblige another.

The measure of performance of any given agent is the amount of money it accumulates through its actions.

I do lots of weird voices and I kind of act out my raps. That's something that's always been in me.

I love seeing young girls and their parents and grandparents at my concerts all loving the music from Grease when I perform those songs (and yes, I do perform a bunch of them!).