You're never too old to grow up.

You're never too old to grow up.

To make mistakes is human; to stumble is commonplace; to be able to laugh at yourself is maturity.

To make mistakes is human; to stumble is commonplace; to be able to laugh at yourself is maturity.

Only the middle-aged have all their five senses in the keeping of their wits.

Only the middle-aged have all their five senses in the keeping of their wits.

Maturity is achieved when a person postpones immediate pleasures for long-term values.

Maturity is achieved when a person postpones immediate pleasures for long-term values.

What power had I
before I learned to yield?
Shatter me Great Wind!
I shall possess the field!
Richard Wilbur
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What power had I
before I learned to yield?
Shatter me Great Wind!
I shall possess the field!
Richard Wilbur
a stanza from his poem To A Milkweed.

The immature man wants to die nobly for a cause, while the mature man wants to live humanely for one.

The immature man wants to die nobly for a cause, while the mature man wants to live humanely for one.

My experience is that as soon as people are old enough to know better, they don't know anything at all.

My experience is that as soon as people are old enough to know better, they don't know anything at all.

One stops being a child when one realizes that telling one's trouble does not make it better.

One stops being a child when one realizes that telling one's trouble does not make it better.

Youth condemns; maturity condones.

Youth condemns; maturity condones.