What did Bum Phillip mean when he said "The only discipline that last is self-discipline."

scout gets in a bad position on the primary day of school since she can read and on the grounds that she can compose. she likewise gets in a bad position for explaining to miss caroline that she shouldn't attempt … to loan cash to walter on the grounds that he won't take it since he is to poor to pay it back.

a. energy is conserved on earth, but matter is not.