Although I am pretty sure this wasn't the original intention, this political cartoon of Uncle Sam smoking what looks like a joint with two angry men and an hourglass seems to symbolize the impending legalization of Marijuana in the country of America. It's as if to say, it's inevitable, just a matter of time.
山姆大叔抽煙
America、hourglass、joint、legalization、marijuana、Semi-Realistic People、time、Uncle Sam
美國、滴漏、聯合、合法化、大麻、半現實的人、時間、山姆大叔
資料來源：openclipart ( https://openclipart.org/ )