Fire-starter Hopeful Mugs

Cave cow makes grass fire.

'I think it's more than a coincidence that I discover fire, and my wife discovers burnt food on the same day.'

'AAAARGH!...Get it off! Whatever the hell it is...Get it off!'

This "fire" invention is taking more wood than we expected. The First Cost Overrun.

Oog invented fire, then he accidentally sat in it and invented walking upright.

"Your wheel idea was a huge hit, so what have you got for me this time?"

Me cold. Need heat cave. Fire works. To make metal tools, I need to melt these rocks. Fire works. I'd like a romantic atmosphere for my date tonight. Fire works. How should we celebrate the founding of our new nation? Fireworks!

Good luck with that quest for fire thing! I'm just going over there to eat some grass!

'I've decided I'm going to be a fireman when I grow up.'

'I was just rubbing sticks together for fun -- I didn't realize I was doing basic research.'

'I was just rubbing sticks together for fun -- I didn't realize I was doing basic research.'

'What do you mean; 'I should burn less fuel to save the environment'? I only discovered fire this morning.'

"Let's just binge watch this."

"Central heat. Pretty posh."

'Here go, Thegla... It recipe you ask for.'

"Yes, I do know how to light a fire with two sticks... Provided one of them is a match."

"Ever since I was a little boy I wanted to be a fireman."

"For Trog, the discovery of the skewer far outweighed the discovery of fire... Incredible!"

Bonfire

I've invented "fire." It'll accelerate global warming and get us out of this ice age!

'I just discovered fire!'

"I didn't discover fire, but I was the first to encircle it with stones."

'I was told that someone's mastered the secret of fire!'

'Put that out! -- the tribe just went smoke-free.'

'I'm a very busy man - this way I am able to hunt and cook at the same time.'

"Fire down."

"Well here's your trouble right here...Your flints have gone."

This "fire" we discovered has gone out. I'll call tech support.

'I just can't keep up with all this modern technology.'

"He says 'fire no rocket science' - whatever that means."

'Well, if you don't like the way I cook it, you shouldn't have discovered fire, should you?!'

"I invented fire, but maybe I should have figured out what the antidote is."

I invent fire for the good of all mankind and he cleans up selling fire insurance!

"Dude, we are not setting the neighbor's house on fire this year!"

Early 3D home entertainment systems.