Learn English – word or idiom that refers to “short distance”, other than “walkable” and “a stone’s throw”

Perhaps:

The discipline 'Computer Science', fittingly, is the science of computation.

or

The discipline 'Computer Science' is aptly named; it is the science of computation.

Informally, I see increasing usage of "well" as an obvious connotation:

Computer Science is, well, the science of computation.

You should consider words such as modesty and humility. These are both seen as being positive traits but could be taken to an extreme where a person doesn't take appropriate credit for their accomplishments or abilities.

Another word to consider would be objectivity. This captures the sense of lack of egotism, but it isn't necessarily understood to be reflexive.