But I also remember him as a man who could laugh at himself, a rare and wonderful trait.

Since this is a rare trait among mammals, we don't know much about our reproductive strategies when it comes to testosterone.

This is a rare trait in these days, and especially for one so powerful.

Although many animals exhibit this behavior, it is a rare trait among primates.

Her aggressiveness is a rare trait for a female character in Elizabethan literature.

The quality she brought to that performance was one of the rare traits that make her special .

I appreciated this because it is a rare trait among animal owners.

I think self-knowledge is the rarest trait in a human being.

A human with the same two rare traits all vampires had as humans, the single combination that allowed them to be transformed.

It is a rare genetic trait that appears with some frequency in the royal house.