I also think my dad would be reminding me that kids — more than anything else — need to know their parents love them. Their parents don't have to be alive for that to happen.
Walls aren't put in our life to stop us, they are there to test how much we really want somthing.
Time must be explicitly managed, like money.
The person who failed often knows how to avoid future failures.
Experience is often the most valuable thing you have to offer.
Sometimes you can't pay it back, so you just have to pay it forward.