Lǎo / shī / gǔ / lì / tā / zhì / dìng / cháng / yuǎn / mù / biāo / bú / yào / xiǎn / de / xiōng / wú / dà / zhì

老师鼓励他制定长远目标，不要显得胸无大志。

The teacher encouraged him to set long-term goals and not seem unambitious.