Who kept the world's longest diary?

A very old person. Colonel Ernest Loftus, of Zimbabwe, began writing in his diary when he was 12 years old. He kept it up for 91 years until he died in 1987. He was 103.

Delhiin hamgiin urt udriin temdeglel hend baidag ve?

Colonel Ernest Loftus gej Zimbabwe ulsiin negen urt nastai hugshind baidag baina. Ter 12 nastaigaasaa ehlen udriin temdedeglel bichij ehelsen buguud udriin temdedeglee 1987 ond nas bartlaa urgeljluulen 91 jiliin tursh bichsen baina. Colonel 103 nasalsan baina.