Because they already work hard to provide for their kids, so they can work harder, get more paychecks which in turn makes them and the government more money, boosting to economy, making everyone rich and saving Canada.
joke
/jōk/
noun
a thing that someone says to cause amusement or laughter, especially a story with a funny punchline.
"she was in a mood to tell jokes"
Similar:
funny story
jest
witticism
quip
pleasantry
pun
play on words
shaggy-dog story
old chestnut
double entendre
in-joke
gag
wisecrack
crack
funny
one-liner
rib-tickler
killer
knee-slapper
thigh-slapper
boffola
blague
verb
make jokes; talk humorously or flippantly.
"she could laugh and joke with her colleagues"