Dear Xander, At the time I write this letter, you have made it known to your mother and I that you have a love-hate relationship with Singapore. At the time I write this letter, though, you associate the word “Singapore” with the National Day Parade. That justifies an explanation to you about what National Day really means. And to simplify the explanation, I’m going to use the human life cycle as an analogy for highlights in Singapore’s history from independence to present day, because the things that happened every decade that this country sees through reminds me of the milestones I see you going through. 1965: Birth The birth of…