A couple more underlinings....
'There are perhaps two great questions to resolve in life. Bonhoeffer had settled both of them. The first is: Will I live a life of love? Then, secondly: Will I give up my life for love?
He also wrote famously:
'The Cross is not the end of an otherwise god-fearing and happy life, but it meets us at the beginning of our communion with Christ. When Christ calls a man he bids him come and die'
Epiphanies of the ordinary, p. 165