lǎo / shī / cháng / shuō / hòu / shēng / kě / wèi / gǔ / lì / wǒ / men / bú / duàn / xué / xí老师常说后生可畏,鼓励我们不断学习。The teacher often says that the younger generation will surpass us and encourages us to keep learning.