No executive has ever suffered because his subordinates were strong and effective.

The most important thing in communication is hearing what isn't said.

Management is doing things right; leadership is doing the right things.

The greatest danger in times of turbulence is not the turbulence; it is to act with yesterday's logic.

Only three things happen naturally in organizations: friction, confusion, and underperformance. Everything else requires leadership.

Culture eats strategy for breakfast.

What gets measured gets managed.

The leader of the past was a person who knew how to tell. The leader of the future will be a person who knows how to ask.

Effective leadership is not about making speeches or being liked; leadership is defined by results not attributes.

The key to greatness is to look for people's potential and spend time developing it.

The purpose of information is not knowledge. It is being able to take the right action.

Aerodynamically, the bumble bee shouldn't be able to fly, but the bumble bee doesn't know it so it goes on flying anyway.

We are a fallen species, spitting on the gift of salvation. Humanity is irredeemable.

When I lose my temper, honey, you can't find it any place.

I think what he [Donald Trump] has said is that people are not going to be eligible for legalization or citizenship unless they leave the country and get back in line.

The more one knows, the more one simplifies.

An animal experiment cannot be justifiable unless the experiment is so important that the use of a brain-damaged human would be justifiable.

Wolves and those who see them are shot on sight.

The fact is that all of us have only one personality, and we wring it out like a dishtowel. You are what you are.

Fear is not your enemy. It is a compass pointing you to the areas where you need to grow.

I'm a thug, but I swear for three days I cried.