Thursday comes from Old English “Þūnresdæg.” "Thor's day" It gets its name from the Norse god of thunder, strength and protection. The Roman god Jupiter, as well as being the king of gods, was the god of the sky and thunder.
“Write it on your heart that every day is the best day in the year.”
Ralph Waldo Emerson
I'll see if I can find out some more about that as I am in contact with a Thai school teacher
In Buddhist Thailand Thursday is considered to be 'Teacher's Day' and it's believed that a person should begin their education on a Thursday!
" If 40 is the new 30 and 50 is the new 40, why can't Thursday be the new Friday".