These are subjects I've been taking notice of for many years, and they've been stored away in my brain but not forgotten. When I'm writing a novel, I bring out the things I'm more familiar with, and use them.
這些是我很多年以來，會注意的東西，它們就潛伏在腦海裡面，沒有忘掉，寫小說時，就把比較熟悉的東西拿出來用。