I never did much esteem those things which proceeded from mine own brain; and so long as I have gathered no other fruits from the Method I use, but onely that I have satisfied my self in some difficulties which belong to speculative Sciences, or at least endeavoured to regulate my Manners by the reasons it taught me, I thought my self not obliged to write any thing of them.
hots, zientzia espekulatiboei dagozkien zailtasun batzuez ase izatea, edo nire ohiturak berak erakusten dizkidan arrazoien bidez arautzen ahalegintzea.