Saying you taught it but the student didn't learn it is like saying you sold it but the customer didn't buy it.
Unconditional parenting: Moving from Rewards and Punishments to Love and Reason.
To control students is to force them to accommodate to a preestablished curriculum.
If unconditional love and genuine enthusiasm are present, praise isn't necessary. If they're absent, praise won't help.
There are different kinds of motivation, and the kind matters more than the amount.
Maximum difficulty isn't the same as optimal difficulty.