It's funny, I listen to friends who talk about back when they were 14, eight, 16, whatever, as if it was yesterday. Me, I've no idea what I did. It's all a blur, I'm afraid. ↗
Let's face it; by and large math is not easy, but that's what makes it so rewarding when you conquer a problem, and reach new heights of understanding. ↗
But when you're a working actor - and that's what you keep saying in your head, how blessed you are to have a job - and you are working with heavyweights, working with the best guys in TV, it's pretty cool. Exhausting, but cool. ↗
Elements which are similar as regards their chemical properties have atomic weights which are either of nearly the same value (eg. Pt, Ir, Os) or which increase regularly (eg. K, Ru, Cs). ↗