where did I read[ever learning & never able to come to the knowledge of the truth]?

Question

Also prove all things & hold fast that which is good" seems this is good scientific advice....?

Answer 1

Ever learning, and never able to come to the knowledge of the truth (2 Tim 3:7)
http://www.bright.net/~bkrajcik/everlearning.htm

"The inspired Apostle never wrote a more important precept, than when he said, "Prove all things, hold fast that which is good;" "

http://www.qhpress.org/quakerpages/qhoa/jjgprove.htm