DearMr.John,
Iamexceedingly(非常)sorrytohearthatyourfatherpassedaway.Thepainfulnewsreachedusthismorning,andweweresoshockedthatwecouldnotatfirstrealizethefact.
Thissadnewshasputmeinfullsympathywith(深切同情)you.Yourfatherwasanhonorablemanandtenderparent.Everybodywhohasknownhimmustfeelagreatlosscausedbyhisdeath.Iquiteunderstandhowyoufeelnow,butyouareindutyboundto(有义务)looktoyourownheathandtotakecareofyourfamilyaffairs.Thesewouldbeimpossibleifyouindulgeyourfeelingingrief.
PleaseacceptthedeepandtruesympathywhichisallIcanoffer.
Yourssincerely,
LiMing