It is wrong to refer to people using derogatory terms.
Captain Kinkaid liked Private Ryan and felt Ryan had  a lot of potential.
Captain Kinkaid wanted to motivate Private Ryan to excel at the swimming test.
Captain Kinkaid told Private Ryan how much potential he had and encouraged Ryan to do well on the swimming test.
Captain Kinkaid called Private Ryan every name in the book and told Ryan only  a  real man could break the record swim time.
Private Ryan swam with confidence and got the best time in the test.
Private Ryan drowned because he would not ask for help when he cramped up in the middle  of  the ocean.