“Time sometimes flies like a bird, sometimes crawls like a snail; but a man is happiest when he does not even notice whether it passes swiftly or slowly.”

“Seize the day.”

“No matter what looms ahead, if you can eat today, enjoy the sunlight today, mix good cheer with friends today, enjoy it and bless God for it. Do not look back on happiness — or dream of it in the future. You are only sure of today; do not let…

“Anyone who stops learning is old, whether at twenty or eighty. Anyone who keeps learning stays young. The greatest thing in life is to keep your mind young.”

“None are so old as those who have outlived enthusiasm.”

“You can’t help getting older, but you don’t have to get old.”