sleep late

Late sleep is a smart sign, staying up at night is also a sign of intelligence not even thinking that you're smart is a sign of intelligence.

Please give some respect to those

People who stay up late and wake up late the next morning often have better thinking and analytical abilities than early sleepers.

Children who sleep less than 9 hours every night have difficulty in acquiring knowledge at school. This is a study by scientists from the University of Barcelona (Spain).