Those convinced against their will are of the same opinion still.

People rarely succeed unless they have fun in what they are doing.

Remember, today is the tomorrow you worried about yesterday.

It isn't what you have, or who you are, or where you are, or what you are doing that makes you happy or unhappy. It is what you think about.

If you are not in the process of becoming the person you want to be, you are automatically engaged in becoming the person you don't want to be.

Any fool can criticize, condemn and complain - and most fools do. But it takes character and self control to be understanding and forgiving.

Most of the important things in the world have been accomplished by people who have kept on trying when there seemed to be no hope at all.

When we hate our enemies, we are giving them power over us: power over our sleep, our appetites, our blood pressure, our health, and our happiness.

Instead of worrying about what people say of you, why not spend time trying to accomplish something they will admire.

The world is so full of people who are grabbing and self-seeking. So the rare individual who unselfishly tries to serve others has an enormous advantage. He has little competition.

The successful man will profit from his mistakes and try again in a different way.

I don't know if science and reason will ultimately help guide humanity to a better and more peaceful future, but I am certain that this belief is part of what keeps the 'Star Trek' fandom going.

What Donald Trump is going to bring to the table. He's going to bring straight, honest conversation and bring up topics that, while they may be sensitive, they have to be said.

I am a cage, in search of a bird.

A tragedy can never suffer by delay: a comedy may, because the allusions or the manners represented in it maybe temporary.

Doing the show was like painting the George Washington Bridge. As soon as you finished one end, you started right in on the other.

A man of faith will remain steadfast to truth even though the whole world might appear to be enveloped in falsehood.

The commercial for Diet Dr. Pepper says it tastes just like regular Dr. Pepper. Well, then they screwed up!

Our ambitions are bold and so must be our desire to change and evolve our culture.

It seems to be my destiny to discourse on truth, insofar as I discover it, in such a way that all possible authority is simultaneously demolished.

The mass of the citizens is the safest depositary of their own rights.