Life is not a matter of milestones, but of moments.
I'm like old wine. They don't bring me out very often, but I'm well preserved.
Make sure you never, never argue at night. You just lose a good night's sleep, and you can't settle anything until morning anyway.
I looked on child rearing not only as a work of love and duty but as a profession that was fully as interesting and challenging as any honorable profession in the world and one that demanded the best that I could bring to it.