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. ↗
The balance of evidence both from the cell-free system and from the study of mutation, suggests that this does not occur at random, and that triplets coding the same amino acid may well be rather similar. ↗
Abroad, they have covered pretty much all subjects, explored every possibility, every twist. So similarities between ideas you have and those filmed abroad are quite possible. ↗
There is in my opinion a great similarity between the problems provided by the mysterious behavior of the atom and those provided by the present economic paradoxes confronting the world. ↗
I learned from Chuck Noll in Pittsburgh that speed and explosiveness on defense is the way to build a team. Both are difficult for your opponent to assimilate in practice and then in games it is even harder to match. ↗