God does not really laugh at our plans we make.
However when we do make plans you can expect some change in those plans you make as they are out of your control.
The person who said we make plans and god laughs was Woody Allen.
We make plans and god laughs is a a quote from Woody Allen, and it's believe the original is an old Yiddish proverb “We plan, God laughs.” but you get the idea.
Every time I heard this sentence I would laugh, I could always relate to it.
The saying we make plans and god laughs means that when you make plans they may not work out as planned.
Something entirely different could happen when you plan ahead and what you planned didn't go accordingly.
Although I don't believe in God myself I have had this stuff like this happen but it's not because of God.
I've made plans and then when the time came something entirely different happened and ruined my plans.
The old Yiddish proverb, “We plan, God laughs,” expresses a truth everyone can relate to.
At every stage of life we make plans, setting out where we want to go and imagining what we will be like when we have “arrived.”
But things have a way of turning out not quite as we hoped or expected.
Another saying is.
If you want to hear God Laugh then tell him your plans.