31.  Like a lot of people who are very good at what they do, he is an egomaniac.

32.  Maria is extremely good at her job.

33.  Men, in general, are as good at child-rearing as women.

34.  Most humans are not very good at keeping secrets.

35.  Or fated to be good at tennis, remembering phone numbers, or having affairs?

36.  Our society values thinkers and is quite good at training thinkers.

37.  Paul is not very good at pushing it yet.

38.  Perhaps some of them are good at putting on a face, saving the grim reality for private moments.

39.  Politicians are good at discerning public opinion.