It is childish to envy someone for something you do not need.

Not being in the present moment is so adultish.

It is a curse to be childish, but a blessing to be childlike.

Many of those who might grow up someday are already adults.

Most adults are adults all over except between their ears.

There is so much woman in many a girl and too much boy in many a man.

The average adult hates being treated like a child, unless it suits them.

If we had to earn our age by thinking for ourselves at least once a year, only a handful of people would reach adulthood.

Some children grow up before their parents.