5 sentences

1. 学而时习之，不亦说乎？

   xué ér shí xí zhī, bù yì yuè hū?

   Is it not a pleasure to learn and practice what you have learned from time to time?

   Source: Dong Chinese Dictionary

2. 子曰：学而时习之，不亦说乎？

   zǐ yuē: xué ér shí xí zhī, bù yì yuè hū?

   Confucius said: 'To learn and practice what you have learned at the right time—is it not a pleasure?'

   Source: Dong Chinese Dictionary

3. 他自幼习书，成名后书名极盛。

   tā zì​yòu xí shū, chéng​míng hòu shū​míng jí shèng.

   He has practiced calligraphy since childhood, and his reputation as a calligrapher became very great.

   Source: Dong Chinese Dictionary

4. 他每天下午都会在书房习字一小时。

   tā měi tiān xià​wǔ dōu huì zài shū​fáng xí zì yī xiǎo​shí.

   Every afternoon, he practices calligraphy in his study for an hour.

   Source: Dong Chinese Dictionary

5. 这种陋习应当彻底废除。

   zhè zhǒng lòu xí yīng​dāng chè​dǐ fèi​chú.

   This bad habit should be completely abolished.

   Source: Dong Chinese Dictionary