These are funny jokes/comics. ENJOY!
I love xkcd! It's my favourite comic!
I also like PHD comics, SMBC and Cyanide&Happiness. The last one can get pretty NSFW, so, if you read it, it's your responsibility.
Here lies the reader who will never open this book. He is forever dead.
Taking a new step, uttering a new word, is what people fear most. ― Fyodor Dostoyevsky, Crime and Punishment
The knowledge of some things as a function of age is a delta function.