When public speaking, pause frequently. Pause before you say something in a new way, pause after you have said something you believe is important, and pause as a relief to let listeners absorb details.
只有到了气候寒冷的时候,才能了解松柏傲霜独立的品格。
The sculpture is already complete within the marble block, before I start my work. It is already there, I just have to chisel away the superfluous material.