It's a hard, simple calculus: Run until you can't run anymore. Then run some more. Find a new source of energy and will. Then run even faster.

As powerful as our legs are, as magnificent as our lungs and arms and muscles are, nothing matters more than the mind.

You can hurt more than you ever thought possible, then continue until you discover that hurting isn't that big a deal.

Rational assessments too often led to rational surrenders.

Every single one of us possesses the strength to attempt something he isn't sure he can accomplish.

We strive toward a goal, and whether we achieve it or not is important, but it's not what's most important. What matters is how we move toward that goal.

The point was living with grace, decency, and attention to the world, and breaking free of the artificial constructs in your own life.

Train where your fitness is NOW, not where you want to be.

What we eat is a matter of life and death.

Nature's arena has a way of humbling and energizing us.

Only the most saintly and delusional among us welcomes all pain as challenge, perceives all loss as harsh blessing.

Don’t betray the purpose of your creation

You became the sonnet that was etched in my minds eye. Existing outside the dreams we shared in the presence of our eternal love.

I can't say enough how important is the spiritual lifeto know God is with you all the timegives you confidence

Words are less needful to sorrow than to joy.

I'm loyal, and I like my friends. Friendship enriches your life and makes it more interesting.

I like things that look like mistakes.

Inventions that are not made, like babies that are not born, are rarely missed. In the absence of new developments, old ones may seem very impressive for quite a long while.

Boast not of what thou would'st have done, but do.

If humans fight the last war, nature fights the next one.

The wheel of a man's life. No mercy. No pity.