See the long view: By all means "plant the corn, milk the cows, and feed the horses" but always keep the eventual "harvest" in mind.

People vary enormously in how they learn. Some learn through their eyes - by reading but also by responding to all kinds of visual information. Others learn mostly through their ears or touch or other senses.

Excellence is a better teacher than mediocrity. The lessons of the ordinary are everywhere. Truly profound and original insights are to be found only in studying the exemplary.

Every one of the geezers who continues to play a leadership role has one quality of overriding importance: neotony. The dictionary definition is that neotony, a zoological term, involves "the retention of youthful qualities throughout old age." It is more than merely retaining a youthful appearance, although that is often part of it. Neotony is the retention of all those wonderful qualities that we associate with youth: curiosity, playfulness, eagerness, fearlessness, warmth, energy.

The leader...is rarely the brightest person in the group. Rather they have extraordinary taste, which makes them more curators than creators. They are appreciators of talent and nurturers of talent and they have the ability to recognize valuable ideas.

Successful leaders are great askers

All claims deserve consideration but some claims are more important than others.