Tell the truth boldly, whether it hurts or not. Never pander to weakness. If truth is too much for intelligent people and sweeps them away, let them go; the sooner the better.
Let positive, strong, helpful thoughts enter into your brains from very childhood. Lay yourselves open to these thoughts, and not to weakening and paralysing ones.
Only disciplined people become free, but their discipline is not obedience to others: their discipline is obedience to their own inner voice. And they are ready to risk anything for it.
...We may encounter many defeats, but we must not be defeated. That sounds goody two-shoes, I know, but I believe that a diamond is the result of extreme pressure and time. Less time is crystal. Less than that is coal. Less than that is fossilized leaves. Less than that it's just plain dirt. In all my work, in the movies I write, the lyrics the poetry, the prose, the essays, I am saying that we may encounter many defeats - maybe it's imperative that we encounter the defeats - but we are much stronger than we appear to be and maybe much better than we allow ourselves to be.
Most teachers waste their time by asking question which are intended to discover what a pupil does not know whereas the true art of questioning has for its purpose to discover what pupils knows or is capable of knowing.