Past
The Past
noun
If you surpass the past then you're going backwards in time (at least if you're coming from the "present"). If this is the case, then you are definitely in the past.
This is a jukugo word, which usually means on'yomi readings from the kanji. But 去 has two on'yomi readings and you haven't seen this one yet, so here's a mnemonic to help:
In the past, you were a 子 (こ). You're not really a 子 anymore, but in the past you definitely used to be a 子!
玉ねぎが目にしみたことは過去に一度もありません。
My eyes have never watered from onions before.
これから、自分なりに、過去の出来事にしっかり向き合っていくつもりです。
Moving forward, I've decided to face the events in my past in my own way.
あの男は、過去十年にも渡って、家賃を滞納しているんです。
That man hasn't paid rent for the past 10 years.