He exercised a large liberality and did much to further the work of temperance and purity organizations.
In conformity with the motto of the city, Nisi Dominus frustra, there are numerous handsome places of public worship. St Giles's church, which was effectively restored (1879-1883) by the liberality of Dr William Chambers the publisher, has interesting historical and literary associations.
The asceticism of Paulinus and his liberality towards the poor soon brought him into great repute; and while he was spending Christmas at Barcelona the people insisted on his being forthwith ordained to the priesthood.
Elsewhere he showed his liberality and his zeal for reform.
In 1598 he found a rich protector in the person of Bartholomaeus Schobinger, of St Gall, by whose liberality he was enabled to study at St Gall (where he first became interested in medieval documents, which abound in the conventual library) and elsewhere in Switzerland.