Then Jesus spoke to the crowds and to His disciples, 2 saying: “The scribes and the Pharisees have seated themselves in the chair of Moses; 3 therefore all that they tell you, do and observe, but do not do according to their deeds; for they say things and do not do them. 4 They tie up heavy burdens and lay them on men’s shoulders, but they themselves are unwilling to move them with so much as a finger. 5 But they do all their deeds to be noticed by men; for they broaden their phylacteries and lengthen the tassels of their garments. 6 They love the place of honor at banquets and the chief seats in the synagogues, 7 and respectful greetings in the market places, and being called Rabbi by men.
In Matthew 23, Jesus says these things, but for those that read it the question of meaning looms in background. Here are some interesting articles to help your reading: