Emoticons have wholly integrated into modern language. Tweens communicate in nothing but nonsensical strings of emojis, and artists use them to create entire tales. But even with widespread use, emoticons' emotions have remained relatively 1-dimensional since their inception.
If you're reading this post there's a pretty good chance you're doing so on a computer. You're probably sitting in a wonderfully ergonomic office chair too. We have Charles Darwin to thank for the latter—sort of.