Discretion is being able to...

Discretion is being able to raise your eyebrow instead of your voice.

--Anonymous

Acting is not being emotional...

Acting is not being emotional, but being able to express emotion.

--Kate Reid

Time goes by...

Time goes by: reputation increases, ability declines.

--Dag Hammarskjold

The finest plans have always been...

The finest plans have always been spoiled by the littleness of them that should carry them out. Even emperors can't do it all by themselves.

--Bertolt Brecht

Intelligence is quickness to apprehend...

Intelligence is quickness to apprehend as distinct from ability, which is capacity to act wisely on the thing apprehended.

--A. N. Whitehead

He is able who...

He is able who thinks he is able.

--Buddha

For success, attitude is...

For success, attitude is equally as important as ability.

--Harry F. Banks