If you do repitch, use a dry yeast (cheap, bottling yeast doesn't add flavor) and make sure it attenuates less than the original, or it could dry out the beer. It can't hurt and only costs a couple of bucks to repitch at bottling. But it is likely unnecessary.
Give a man a beer, waste an hour. Teach a man to brew, and waste a lifetime! Bill Owen quote
Why does Happy Hour limit happiness to 1/24 of the day?