the scale of wisdom
This book is a compendium of Shi'a hadith. You will find a lot of short hadith to inspire such as:
Imam Ali (AS) said, "Good manners are the perfection of man."
Imam al-Sadiq (AS) said, " Certainly Allah has divided faith into seven parts: goodness, honesty, conviction, contentedness, loyalty, knowledge and clemency."
The Prophet (SAWA) said, "Allah loves to see the signs of His bounties on His servant."
It's written in English & Arabic.