《战国策·齐六·田单将攻狄》
田单说： 我是有决心的，先生记住我的话。 
田单曰： 单有心，先生志之矣。 
Tian Dan said: I am resolved to do it. Please remember what I say, sir.
<s>[INST] Explain the meaning of this Classical Chinese passage in English: 田单曰： 单有心，先生志之矣。  [/INST] Tian Dan said: I am resolved to do it. Please remember what I say, sir.</s>
Explain the meaning of this Classical Chinese passage in English: 田单曰： 单有心，先生志之矣。
user
Tian Dan said: I am resolved to do it. Please remember what I say, sir.
assistant