▁had ▁been ▁sent ▁to ▁a ▁convent ▁in ▁Gh ent ▁on ▁account ▁of ▁a ▁serious ▁mental ▁condition , ▁Sed ley ▁tried ▁in ▁vain ▁to ▁obtain ▁a ▁divor ce . ▁He ▁met ▁Ann ▁A ys c ough , ▁probably ▁around ▁ 1 6 7 0 , ▁by ▁whom ▁he ▁had ▁two ▁il leg it imate ▁sons , ▁William ▁and ▁Charles ▁Sed ley . ▁William ▁died ▁in ▁inf ancy , ▁the ▁brother ▁Charles ▁was ▁kn ight ed ▁by ▁William ▁III ▁of ▁Orange ▁after ▁the ▁coron ation ▁in ▁ 1 6 8 9 ▁and ▁created ▁a ▁baron et ▁in ▁ 1 7 0 2 . ▁The ▁relationship ▁with ▁Ann ▁A ys c ough ▁last ed ▁to ▁the ▁end ▁of ▁Sed ley ' s ▁life . ▁ ▁Leg acy ▁His ▁reputation ▁as ▁a ▁wit ▁and ▁dis solute ▁was ▁partially ▁responsible ▁for ▁the ▁Sed le ys ▁of ▁William ▁Make pe ace ▁Th acker ay ' s ▁Van ity ▁Fair . ▁ ▁Works ▁ ▁Po ems ▁His ▁most ▁famous ▁song , ▁" Ph yll is ▁is ▁My ▁Only ▁Joy ", ▁is ▁much ▁more ▁widely ▁known ▁now ▁than ▁the ▁author ' s ▁name . ▁While ▁Sed ley ▁chief ly ▁produced ▁light ▁am atory ▁verse ▁and ▁past oral ▁dialog ues ▁in ▁the ▁ 1 6 7 0 s , ▁he ▁turned ▁to ▁sat ir ical ▁ep igr ams ▁in ▁the ▁ 1 6 8 0 s ▁and ▁ 1 6 9 0 s . ▁His ▁Ep igr ams : ▁or , ▁Court ▁Char acters ▁are ▁model led ▁on ▁the ▁works ▁of ▁Mart