I remember one thing that stands out to me of my father . . . the day he died, he came to me (I was seventeen) and put his arms around me and hugged me. That will forever stay in my memory.
2. Dads spend time with their kids.
3. Dads realize that positive words make the best impressions on their kids.
4. Dads treat their kids' mother with respect. (whatever the family arrangements are, they don't put down the mother in front of their kids).
5. Dads admit when they've made mistakes.
There are more, but if a dad does these things, he'll be on the right path to leading his children to a good adulthood.