This fact can be very distressing for those who use a manual like this for the instruction of others who then seem to fail to grasp the principles covered.
Ukweli huu unaweza kuwa wakuleta huzuni sana kwa wale ambao hutumia kitabu cha mafundisho kama hiki na maelezo kwa wengine ambao wakati huo wanaonekana kushindwa kushika mambo yaliyozungumziwa.