He said this in condemnation of the casual habit that many people have in their daily conversation of repeatedly swearing to this or to that, without ever intending to do what they say.
Учир нь ямар нэг юмыг хийнэ гэж бодлогогүй амладаг, дахин дахин тангарагладаг муу зуршилтай хүн олон байдаг.