It's fun to pick a cuisine and say I'm going to research Ethiopian food and see what it's all about. You find that there are a lot of similarities in cuisines from around the world and a lot of similar flavors.
I think the biggest thing is clean as you go. Wash all your knives cutting boards dishes when you are done cooking not look at a sink full of dishes after you are done. Cleaning as you go helps keep away cross contamination and you avoid having food borne bacteria.
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Chronic malnutrition or the lack of proper nutrition over time directly contributes to three times as many child deaths as food scarcity. Yet surprisingly you don't really hear about this hidden crisis through the morning news Twitter or headlines of major newspapers.