When our toddler first bit into a lemon wedge, he wrinkled his nose, stuck out his tongue, and squeezed his eyes shut. “Sow-wah,” he said (sour). I chuckled as I reached for the piece of fruit, intending to toss it into the trash. “No!” Xavier scampered across the kitchen to get away from ne. “Moe-wah!” (more). His lips puckered with every juice-squirting bite. I winced when he finally handed me the rind and walked away. My taste buds accurately reflect my partiality to the sweet moments in…