Came from the slave days, and was considered a medical disease which needed curing if a slave was wanting to escape. So, metaphorically speaking, this word can be used as a noun if you feel trapped and ache for escape. on Travel quotes quotes
I love when you look at someone with a smile on your face, and they break into a smile back at you, not because they know why you're smiling, but because you're happy, and that's enough o make them happy. Seeing him happy makes my heart happy.