Below is a recent sermon given by Fr. Joseph Pfeiffer in the Philippines. He speaks about the sin of silence when one ought to speak out. He makes reference to the deafening silence of the SSPX priests in the face of the Liberalism found within their own backyard, despite the fact they were especially formed to fight this very same Liberalism no matter where it rears its ugly head. What a shame!
This YouTube video is programmed to start and finish at the relevant portion which is from 27:50 to 31:55.