At first I thought I was fighting to save rubber trees, then I thought I was fighting to save the Amazon rain forest. Now I realize I am fighting for humanity

I became an ecologist long before I had ever heard the word.

The joy of life is in new creations, new adventures, and new feelings.

Unhurt people are not much good in the world.

A professional is someone who can do his best work when he doesn't feel like it.

To truly know God we must long for Him without any other motive than reaching God Himself.

The key to prayer is simply praying.

Radicalism is but the desperation of logic.

It doesn't seem to be worth wasting a lot of energy on attempting to rewrite the past.

The ambition of the greatest men of our generation has been to wipe every tear from every eye. That may be beyond us, but so long as there are tears and suffering, so long our work will not be over.

Self-inquiry is the process and the goal also. 'I am' is the goal and the final reality. To hold to it with effort is self-inquiry. When spontaneous and natural it is realization.

The most glorious works of grace that have ever took place, have been in answer to prayer.