"A warm light is flowing out this window". ~~~~ Should be:-
"A warm light is flowing out
of this window".
However, if you intend to correct this, better would be:-
"A
friendly (or
welcoming, or
pleasant) light is
shining out
of this window".
Added later:-
A nitpick I know, but although not exactly an error, I can't imagine any English speaking person saying ...............
"I don't want to make the cook upset" ~~~~ but rather:-
"I don't want to upset the cook"!
Later still ... and even nitpickier!
Even if I
was smaller, it would be ......... ~~~~ Better (conditional):-
Even if I
were smaller, it would be ..........