Seneca 
Dialogues [EPUB ebook] 

Seneca’s complete
Dialogues include the classic Aubrey Stewart translations and Damian Stevenson’s version of
On the Shortness of Life:
On the Shortness of Life (De Brevitate Vitae)
Of a Happy Life (De Vita Beata)
Of Providence (De Providentia)
On the Firmness of the Wise Man (De Constantia Sapientis)
Of Anger (De Ira)
Of Leisure (De
Otio
)
Of Peace of Mind (De Tranquillitate Animi)
Of Clemency (De Clementia)