wise man keeps some of his talents in reserve

Gamblea innovans, a deciduous tree native to Japan, used for its wood (possibly so called for the way the leaves grow in groups of three, similar to a hawk's claws)

(idiomatic) To hold back.

Ability, capacity, aptitude. / Effect, use. / Noh, a form of classical Japanese musical drama. /

ability, talent

teachings, doctrine, lesson

to show / 魅せる: to show off; to demonstrate a skill or talent

entirely; all

everything, all

practice