Play is often talked about as if it were a relief from serious learning. But for children play is serious learning. Play is really the work of childhood.

Not to unlearn what you have learned is the most necessary kind of learning.

Some of the companies we helped start are names you know. An office supply company called Staples - where I'm pleased to see the Obama campaign has been shopping The Sports Authority which became a favorite of my sons. We started an early childhood learning center called Bright Horizons that First Lady Michelle Obama rightly praised.

As long as you live keep learning how to live.

These things will destroy the human race: politics without principle progress without compassion wealth without work learning without silence religion without fearlessness and worship without awareness.

If I am through learning I am through.

The knack of flying is learning how to throw yourself at the ground and miss.

Wisdom is learning what to overlook.

I would fain grow old learning many things.

When man learns to understand and control his own behavior as well as he is learning to understand and control the behavior of crop plants and domestic animals he may be justified in believing that he has become civilized.