"Competition is like the background radiation of academia – ever present, but rarely visible. Here's a field guide to some common forms of competition amongst research students and some useful ways to think about it. If just to prove that competition does not have to be a way of life, this post has three authors:"
A whole essay on this topic is in the link.
"Make sure you know what substances affect your sleep. Competition is like Christmas for most kids. They might struggle to fall asleep the night before a big event. Here are some tips to help your child get the sleep he/she need"
METAMIA is a free database of analogy and metaphor. Anyone can contribute or search. The subject matter can be anything. Science is popular, but poetry is encouraged. The goal is to integrate our fluid muses with the stark literalism of a relational database. Metamia is like a girdle for your muses, a cognitive girdle.