When you love something so much and that adoration goes unrequited for more than half a century until you suddenly receive a big, beautiful kiss, you’re bound to lose yourself. Hug a stranger. Shed a tear. This New York Knicks championship, the first since 1973, clinched on June 13 in a 94-90 victory over the San Antonio Spurs, means everything to New Yorkers because we play this game, hoops, everywhere. On Parks Department courts, concrete cracked, rims crooked or tighter than the 5 p.m.