xkcd

'It's believed that Golgi was originally an independent organism who was eventually absorbed into our cells, where he began work on his Apparatus.'

2941. "Cell Organelles"

2940. "Modes of Transportation"

'My bold criticism might anger the hot air balloon people, which would be a real concern if any of them lived along a very narrow line directly upwind of me.'

'PERPETUALLY OPTIMISTIC CASE: Early in the execution, our research group makes a breakthrough on proving P=NP.'

2939. "Complexity Analysis"