Not yet old enough for a man nor young enough for a boy; as a squash is before 'tis a peascod, or a codling when 'tis almost an apple. 'Tis with him in standing water, between boy and man. He is very well-favored and he speaks very shrewishly. One would think his mother's milk were scarce out of him.
As apt a description of adolescent boys as I've ever seen (smiled to think of it while attending my son's Boy Scout meeting tonight).