One Day

His father smiles and glances back at him. 'I really don't want to have a heart-to-heart. Do you?'
'I'd rather not.'
'Well let's not then. Let's just say that I think the best thing you could do is try and live your life as if Emma were still here. Don't you think that would be best?'
'I don't know if I can.'
'Well you'll have to try.' He reaches for the remote control.
'What do you think I've been doing for the last ten years?'

-chapter twenty, One Day by David Nicholls.
The ever first romance novel I read because Anne Hathaway acted in the movie based on this novel.