The one good thing about Fortran

The one good thing about Fortran 77 is the ability to redefine the numeral 7. That and optional whitespace between tokens.

The two good things about Fortran are redefining integers, optional whitespace, and computed GOTOs.

Three good things! The three good things about Fortran are redefining integers, optional whitespace, computed GOTOs, and self-modifying code.

Four! Four good things! The four good things about Fortran are redefining integers, optional whitespace, computed GOTOs, self-modifying code, and six-character variable names.

Five! The five good things...