Can ancient men's personalities be described by an idiom (four words will do)?

Humorous, knowledgeable, tireless and dedicated teachers are respected, generous, approachable and fearless in times of crisis. Are these all right?

As long as there is life, there is hope. As long as there is breath, hope will not disappear. 6. The various personalities of ancient men can be described by an idiom (four words are acceptable).

Four completely different personalities ~ such as: bold, bright, gentle and elegant.

Ps: an ancient gentleman. What other personality will he have?