What does Practice all things in moderation especially moderation mean?

Terrence, a Roman playwright who lived from 185BC to 159BC.

Benjamin Franklin

Mark Twain did.

No it doesn't, but it does say to be temperate - check out some of the paraphrases.

1 Timothy 3:2-11 and Titus 2:2-8 speak of moderation for all members of the Christian congregation, but particularly for those taking the lead in the congregation.