Life is short and time is swift

Enjoy life while you can, for you will not live for ever. Gather ye rosebuds while ye may.

See also:

• He that will not when he may, when he will he shall have nay
• He who hesitates is lost
• Hoist your sail when the wind is fair
• Make hay while the sun shines
• Strike while the iron is hot
• There is a tide in the affairs of men ...
• Time and tide wait for no man