You teach me, I forget. You show me, I remember. You involve me, I understand.

The most dangerous of devotions, in my opinion, is the one endemic to Christianity: I was not born to be of this world. With a second life waiting, suffering can be endured - especially in other people. The natural environment can be used up. Enemies of the faith can be savaged and suicidal martyrdom praised.

A very Faustian choice is upon us: whether to accept our corrosive and risky behavior as the unavoidable price of population and economic growth, or to take stock of ourselves and search for a new environmental ethic.

Adults forget the depths of languor into which the adolescent mind decends with ease. They are prone to undervalue the mental growth that occurs during daydreaming and aimless wandering

Humanity needs a vision of an expanding and unending future.

You are capable of more than you know. Choose a goal that seems right for you and strive to be the best, however hard the path. Aim high. Behave honorably. Prepare to be alone at times, and to endure failure. Persist! The world needs all you can give.

If history and science have taught us anything, it is that passion and desire are not the same as truth.