Sadness is inevitable -- I'm only human, and trying too hard to rise above it only hurts more. But I do accept. I accept that life is finite, and I accept that my time will come soon. I accept that my life had been and still is a gift, and I accept the likely possibility that I won't see my kids grow older.
Allowing others to shine a light on our blind spots, particularly with respect to our faults, teaches us how to become better conversationalists, better listeners, and ultimately, better people in general. What we learn about our blind spots may not always be pleasant, but it can open up a whole new world we never even knew existed.
Sure, the dads on TV and in movies are usually made to look like bumbling dolts, but I think we all know that's completely incorrect. My experience has been that dads can be pretty awesome, involved, and have the magical ability to make us swoon while standing in line at the neighborhood ice cream truck surrounded by their progeny.