The only real valuable thing is intuition.

The most valuable thing you can have as a leader is clear data.

Emotional power is maybe the most valuable thing that an actor can have.

All that is valuable in human society depends upon the opportunity for development accorded the individual

Once you've lost your privacy, you realize you've lost an extremely valuable thing.

It was a favorite expression of Theophrastus that time was the most valuable thing that a man could spend.