“Don't take your life way too much serious, you can't survive it anyway.”
“Don't take life TOO serious you can't get out alive anyhow.”
“Don't take life too seriously. After all none of us are getting out alive anyway.”
“Don't take life seriously, you never make it out alive anyways”
“Don't take life too seriously, there will always be plenty of people around you to do it in your stead.”
“Don't take life seriously because you can't come out of it alive.”