Definition.com
Fatherhood is marked by less fondness than motherhood, because mothers are more certain they are their own.
Definition.com
Fatherhood is not about waiting to make one's son a great man, but about making him a great boy.
Definition.com
Fatherhood is to have one's son at five as one's master, at ten as one's slave, at fifteen asone's double, and after that, one's friend or one's foe, depending on his bringing up.
Definition.com
Fatherhood is realizing that your father was right at the same time that you have a son who thinks you're wrong.
Definition.com
Fatherhood is nothing but the wish to duplicate oneself in order that such a remarkable pattern may not be lost to the world.