translation.en: This led to calls from the White House to NASA headquarters and I was told that I could not give any talks or speak with the media without prior explicit approval by NASA headquarters.
translation.zh: 因为这些演讲， 从白宫到国家航空航天局总局都纷纷给我打电话， 告诉我如果我没有得到 航空航天局总局的明确批准，