Poor Ophelia (in Hamlet) gives rosemary for remembrance, and pansies (pensees) for thoughts.
The 'pensees Philosophiquiest' drew upon him some temporary inconvenience which had no disagreeable consequences.
The allusion is to a passage in the philosopher's "pensees."
A set of reflections on religion by Blaise Pascal (pensées is French for “thoughts”). This work contains the famous statement “The heart has its reasons that reason does not know.”