What does the word 'contentious' mean, and what is its antonym?

Nazim hikmet wrote: "living is no laughing matter: you must live with a great seriousness like a squirrel for example—i mean without looking for something beyond and above living, i mean living must be your whole occupation." explain, in at least one hundred words, how this quote relates to hikmet's unique experiences and point of view.

Aword that characteristics of both a verb and a noun

According to eric shlosser’s introduction to fast food nation what is his book primarily about?