Crossword puzzle clue "action amount"

It doesn't convey ferocious fuel-burning action, action, action! when it's regular-sized

A small amount in science or a large amount in business

Action — amount

Piece of the action, or a shout that stops the action

Who said "Action may not always bring happiness, but there is no happiness without action."

Tiny amount: 2 wds.

Copious amount

Land amount