Knowing it’s apartheid in Palestine but being too afraid to say it

In a positive review of Peter Beinart’s book The Crisis of Zionism in Rolling Stone, this telling quote:

Another anonymous source is a “senior State Department official,” who recently traveled with Secretary Clinton from Jerusalem to Ramallah in the West Bank: “There was a kind of silence and people were careful, but it was like, my God, you crossed that border and it was apartheid.”