Between two character traits at opposite extremes, there is…
Page 28. Between two character traits at opposite extremes, there is a character trait in the middle, from the extremes. Every man whose character traits in the mean, it’s called a wise man.
— from The Relationship With Yourself (Traits/Reflection) · Ethical Writings of Maimonides
In the book
It shows up as character — the set of traits you cultivate on purpose. Aristotle gave us the most durable map of this: nearly every virtue is the mean between two extremes. Too much courage curdles into recklessness, too little into cowardice; too much pride becomes boasting, too little becomes a demeaning of yourself. — The Relationship With Yourself (Traits/Reflection)