The strongest is never strong enough to be always the master， unless he transforms strength into right， and obedience into duty.

The greatest happiness is to know the source of unhappiness.

教育是我们所有能力的和谐发展。

The most powerful and enduring brands are built from the heart. They are real and sustainable. They are not manufactured by a marketing department.

The healthy social life is found when in the mirror of each human soul the whole community finds its reflection, and when in the community the virtue of each one is living.

学习在于改变介于刺激和反应之间的某些中介过程。