You know you're getting old when all the names in your black book have M. D. after them.
Harrison FordI don't tap dance, and I don't think you can learn to tap dance in three weeks at my ripe old age.
Huey LewisOld minds are like old horses; you must exercise them if you wish to keep them in working order.
John AdamsOld age has its pleasures, which, though different, are not less than the pleasures of youth.
W. Somerset Maugham