It only needs to be pruned if it is outgrowing it's position. shortening back out of place branches when dormant is best.

Dimples will not necessarily help you have a great smile. Babies, with dimples, are cute when they smile and laugh. As people get older, they have a tendency of outgrowing the dimples.

the hair is actually made from outgrowing dead cells. they don't carry blood. i think nails are the same, but I'm not sure.

You should only prune shrubs when it is neccessary. Pruning causes more growth so if you are pruning because the shrub is outgrowing its space then it is in the wrong place.

Toastmasters International Headquarters were first based in Santa Ana, California in the 1960s. They then moved to Rancho Santa Margarita, California in 1990 after outgrowing their previous headquarters.