Instruction does not prevent waste of time or mistakes; and mistakes themselves are often the best teachers of all.

Instruction does not prevent waste of time or mistakes; and mistakes themselves are often the best teachers of all.

Everyone should keep a mental wastepaper basket, and the older he grows, the more things will he promptly consign to read more

Everyone should keep a mental wastepaper basket, and the older he grows, the more things will he promptly consign to it.

The waste of plenty is the resource of scarcity.

The waste of plenty is the resource of scarcity.

A man who dares to waste one hour of life has not discovered the value of life.

A man who dares to waste one hour of life has not discovered the value of life.

The waste of life occasioned by trying to do too many things at once is appalling.

The waste of life occasioned by trying to do too many things at once is appalling.

Every day you waste is one you can never make up.

Every day you waste is one you can never make up.

Willful waste brings woeful want.

Willful waste brings woeful want.

The most thoroughly wasted of all days is that on which one has not laughed.

The most thoroughly wasted of all days is that on which one has not laughed.

Short as life is, we make it still shorter by the careless waste of time.

Short as life is, we make it still shorter by the careless waste of time.