Facts of life
One can not get something from nothing, there is always a price to pay, even by simple observation.
Religion is a simplest form of philosophy to compensate the inadequacy of human life.
Your gain is others' lost
As for the students
The more you try to remember the more you can not remember. One should not try to remember too much, otherwise you will waste most of your efforts.
To improve the capacity of your memory, use the process of association.
Usefulness of you have learned?
Insufficient to use them.
Becomes useless.
No opportunity to use them.
Don't know how to use them!!!
Efficiency of knowledge-base learning
Broad but not sharp.
Sharp but not broad.
Broad & Sharp.
Intelligence & wit
Constructive intelligence is the real wit!
Samples of constructive intelligence:
broad-minded
mutual-trust
respect the others
full of compassion
humble & etc.
Samples of destructive intelligence:
sneaky
narrow minded
selfishness
arrogant
take advantage of the others
lack of compassion
trust no one & etc.