Nothing is a waste of time if you use the experience wisely.

Nothing is a waste of time if you use the experience wisely.

Experience is a good teacher, but she sends in terrific bills.

Experience is a good teacher, but she sends in terrific bills.

A man's errors are his portals of discovery.

A man's errors are his portals of discovery.

Mistakes are painful when they happen, but years later a collection of mistakes is what is called experience.

Mistakes are painful when they happen, but years later a collection of mistakes is what is called experience.

Experience by itself is not science.

Experience by itself is not science.

It is costly wisdom that is bought by experience.

It is costly wisdom that is bought by experience.

Good judgment comes from experience. Experience comes from bad judgment.

Good judgment comes from experience. Experience comes from bad judgment.

"Experience is the best teacher, but the tuition is high."

"Experience is the best teacher, but the tuition is high."

All that I know I learned after I was thirty.

All that I know I learned after I was thirty.