Believe nothing, O monks, just because you have been told it, or it is commonly believed, or because it is traditional or because you yourselves have imagined it. Do not believe what your teacher tells you merely out of respect for the teacher. But whatsoever, after due examination and analysis, you find to be conducive to the good, the benefit, the welfare of all beings - that doctrine believe and cling to and take as your guide.
If science proves facts that conflict with Buddhist understanding, Buddhism must change accordingly. We should always adopt a view that accords with the facts.
To develop genuine devotion, you must know the meaning of teachings. The main emphasis in Buddhism is to transform the mind, and this transformation depends upon meditation. in order to meditate correctly, you must have knowledge.
Therefore, be ye lamps unto yourselves, be ye a refuge to yourselves. Hold fast to the truth as a lamp; hold fast as a refuge to the truth. Look not for refuge to anyone besides yourselves.
Suttas are not meant to be 'sacred scriptures' that tell us what to believe. One should read them, listen to them, think about them, contemplate them, and investigate the present reality, the present experience with them. Then, and only then, can one insightfully know the truth beyond words.
Much though he recites the sacred texts, but acts not accordingly, that heedless man is like a cowherd who only counts the cows of others - he does not partake of the blessings of the holy life.
If beings knew, as I know, the results of sharing gifts, they would not enjoy their gifts without sharing them with others, nor would the taint of stinginess obsess the heart and stay there. even if it were their last and final bit of food, they would not enjoy its use without sharing it, if there were anyone to receive it