I'm trying to do the best I can. I'm not concerned with tomorrow, but with what goes on today.

- Mark Spitz

I swam my brains out.

- Mark Spitz

It has nothing to do with swimming. That happens to be my sport. I'm trying to see how far I can go

- Mark Spitz

There's a difference between over-training and over-exercising. Over-training can be you're trying to do something at high performance, but when you'…

- Mark Spitz

If you're fail to prepare, you're prepared to fail.

- Mark Spitz

When I went to the Olympics, I had every intention of shaving the moustache off, but I realized I was getting so many comments about it — and everybo…

- Mark Spitz

If you are relaxing and subconsciously thinking about your coming race, you are going to perform at just about 100 percent efficiency.

- Mark Spitz

And if you have high cholesterol, you would feel the same as if you had low cholesterol because there are no side effects, no symptoms of having high…

- Mark Spitz

We all love to win, but how many people love to train?

- Mark Spitz