Varaelian is approximately 1600 years old.
His job, before he took on the facade of a Blood Elf, was to watch over alternate timelines to make sure nothing horrible happened to cause an event where the threads could intersect and cause problems for Azeroth.
His desire to tell his higher ups in the Sunguard is waning since he worries what sort of trouble he could get into for not telling them the truth from the beginning…