I inferred you are to the 2017 TEDx talk "Short-termism is killing us: it's time for Long path" by Ari Wallach.
Explanation:
According to Wallach, he refers to short-termism as focusing on short-term results at the expense of long-term interests.
In his words, short-termism is a problem because;
So in summary what Wallach is saying is that short-termism prevents futuristic thinking.