Jealousy, which serves the struggle for survival, can deteriorate into the envy which draws defeat even from victory.

I not only think that we will tamper with Mother Nature, I think Mother wants us to.

Jealousy, which serves the struggle for survival, can deteriorate into the envy which draws defeat even from victory.

In a world where survival is always seen as a struggle, and in which some pitfalls always exist, if something brings into question our confidence in our own coping ability, it will threaten our safety.

Life is to be enjoyed, not simply endured. Pleasure and goodness and joy support the pursuit of survival.

Feeling good and feeling bad are not necessarily opposites. Both at least involve feelings. Any feeling is a reminder of life. The worst 'feeling' evidently is non-feeling.

Shame and guilt are noble emotions essential in the maintenance of civilized society, and vital for the development of some of the most refined and elegant qualities of human potential.