And take measures to reinforce them. Please set your mind at rest.
并采取措施加固。请放心好了。
An old dog barks not in vain.
老犬不空吠。
Undivided attention is another sign of respect. You may have noticed that very few people listen with complete attention. Most people half-listen, and if you ask them to repeat what you have just said, they cannot. They may appear to be listening, but i