Bernard of Clairvaux, Saint 1090 or 91-1153

On loving God by Bernard ( Book )
57 editions published between 1842 and 2010 in 10 languages and held by 1,326 libraries worldwide
We are to love God for Himself, because of a twofold reason; nothing is more reasonable, nothing more profitable.

Bernard of Clairvaux : selected works by Bernard ( Book )
21 editions published between 1987 and 2005 in English and held by 883 libraries worldwide

On the Song of Songs by Bernard ( Book )
123 editions published between 1481 and 2010 in 8 languages and held by 688 libraries worldwide
Commencé pendant l'avent de 1135, ce sermonnaire est une oeuvre majeure du saint abbé dans laquelle sont développés tous les thèmes de sa doctrine spirituelle et mystique. Les sermons 51 à 68 ont été rédigés entre 1139 et 1143 et sont centrés sur les cinq sens spirituels.

The steps of humility by Bernard ( Book )
29 editions published between 1506 and 2001 in 5 languages and held by 663 libraries worldwide

The two-fold knowledge readings on the knowledge of self & the knowledge of God by Bernard ( Book )
3 editions published in 2004 in English and held by 598 libraries worldwide

Five books on consideration : advice to a Pope by Bernard ( Book )
81 editions published between 1465 and 2004 in 9 languages and held by 531 libraries worldwide
Treatise on ecclesiastical government.

Sermons on conversion by Bernard ( Book )
16 editions published between 1677 and 1981 in English and Undetermined and held by 485 libraries worldwide

Bernardus De cura rei famuliaris [sic] with some early Scottish prophecies, &c ( Book )
26 editions published between 1475 and 1992 in 6 languages and held by 415 libraries worldwide

Letters by Bernard ( Book )
10 editions published between 1953 and 1972 in English and held by 415 libraries worldwide

The letters of St. Bernard of Clairvaux by Bernard ( Book )
29 editions published between 1953 and 1998 in English and held by 359 libraries worldwide