The average American worker has fifty interruptions a day, of which seventy percent have nothing to do with work.

Two basic rules of life are: 1) Change is inevitable. 2) Everybody resists change.

The aim of education should be to preserve and nurture the yearning for learning that a child is born with.

Management's job is to optimize the whole system.

The most important figures for management of any organization are unknown and unknowable.

A rule should suit the purpose.

A man who knows not his limitations is of no use to anyone.