You are all skilled and successful salesmen as shown by your records in the field.
从你们在这一领域的业绩来看,你们所有人都是训练有素,事业有成的推销员。
If we remain inveterate smokers, it is only because we have so often experienced the frustration that results from failure.
如果我们烟瘾大,戒不掉,那是因为屡戒屡败,失去信心。