Mary Roach
Saliva has antibacterial properties. It also has things called nerve growth factor, skin growth factor, histatins which help with wound closure. So when you see an animal licking a wound or even a mom kissing a child's boo-boo, there's some, there's some good science behind why one might do this.
More quotes and aphorisms
Make it a habit to tell people thank you...I have a great relationship with the Mexican people...An optimist is someone who gets treed by a lion...Our greatest weakness lies in giving up...If Stupidity got us into this mess...There is only one meaning of life: the act of living itself...