Forty is the old age of youth, fifty is the youth of old age.

Hosea Ballou

forty is old age, fifty is youth of old age

How incessant and great are the ills with which a prolonged old age is replete.

C.S.Lewis

incessant, great,

None are so old as those who have outlived enthusiasm.

Henry David Thoreau

old as those who have outlived

What most persons consider as virtue, after the age of 40 is simply a loss of energy.

Voltaire

persons, virtue, age, energy

Forty is the old age of youth fifty the youth of old age.

Victor Hugo

old age of youth fifty the youth

Youth is the gift of nature, but age is a work of art.

Stanislaw Lec

gift of nature, work of art.

Age is a very high price to pay for maturity.

Tom Stoppard

When grace is joined with wrinkles, it is adorable. There is an unspeakable dawn in happy old age.

Victor Hugo

grace, wrinkles, adorable, age

Age is an issue of mind over matter. If you don't mind, it doesn't matter.

Mark Twain

issue, age, matter