Margazhi, which precedes the Uttarayana is ushah-kaala (the short period just before dawn) for devas for whom a human year constitutes one day. The period just before dawn in this month is therefore very sacred and it is common for all to visit the temples and go around the streets singing Tiruppavai, Tiruvenbavai and other bhajans the intention is to rouse the latent spiritual powers in every one of us.’