Unless a decision has degenerated into work, it is not a decision; it is at best a good intention.

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.

...he had never known fear because, against any disaster, he had held the omnipotent cure of being able to act.

The nations which have put mankind and posterity most in their debt have been small states - Israel Athens Florence Elizabethan England.

Computer Science is embarrassed by the computer.

They keep creating new ways to celebrate mediocrity.

I went to see Roma people in Hungary, so I could understand them.

It's really the sense of isolation, more than anything, realizing how tiny you are down in this big vast black unknown and unexplored place.

Sitting around miserable all day won't make you any happier.

Guys who are unavailable are actually a dream come true for me because I'm unavailable all the time. It's great they're not down your throat.

But history is neither watchmaking nor cabinet construction. It is an endeavor toward better understanding.

From my numerous observations, I conclude that these tubercle bacilli occur in all tuberculous disorders, and that they are distinguishable from all other microorganisms.