得即高歌失即休，Go sing loud while you can; forget it when you cant.

多愁多恨亦悠悠。Pay no heed to woe and grievance; be a free spirit.

今朝有酒今朝醉，Get drunk while the liqueurs are available today.

明日愁來明日愁。Leave the worrisome things until tomorrow to worry about.

BTW, do not drink and drive!