Here are some of my recommendations:
1.
Purpose Driven Life : What on Earth Am I Here for?
by Rick Warren
Quotes:
“Humility is not thinking less of yourself; it is thinking of yourself less. Humility is thinking more of others.”
“You weren't put on earth to be remembered. You were put here to prepare for eternity.”
http://purposedriven.com/books/pdlbook/2.
Love Dare (From Movie: FireProof)
by Alex and Stephen Kendrick
This 40-Day journey equips you to melt hardened, separated hearts into an enduring love that can withstand the flames of fear, pride and temptation.
Quote:
"Never leave your partner—
especially in a fire."
http://thelovedarebook.com/3.
Chicken Soup for the Soul
by Jack Canfield and Mark Victor Hansen.
a series of books, usually featuring a collection of short, inspirational stories and motivational essays. [not really Christian book, but the story is really inspirative]
http://en.wikipedia.org/wiki/List_of_Chicken_Soup_for_the_Soul_books