Nobody enjoys NHL life more than David Pastrnak. The 23-year-old is the personification of a Champagne bottle: Fun, bubbly and explosive.



Pastrnak arrives at the rink in threads that are louder than Metallica, usually completing his wardrobe with a fashionable lid. The right wing could fill a Goodyear factory with all the rubber he flings into the TD Garden crowd during warmups.



That Pastrnak has already scored 169 goals, most of any player drafted in 2014, signals that putting pucks in nets has become routine for No. 88. It is anything but so. Pastrnak’s celebrations — a cupped hand to his ear, a bird-like wave, an arms-out expectation of applause — indicate that he delights in the activity of scoring goals, with each red light serving as an opportunity to express his pleasure.



“Never had a bad day at the rink,” David Backes, teammate for parts of the last four seasons, once said.



It may be that a person can only...