Ubuntu is not just a word but also a philosophy. It's from a Zulu proverb and means:

"I am a person through other people. My humanity is connected to yours."

We cannot dispair of humanity, since we are ourselves human beings.

It has become appallingly obvious that our technology has exceeded our humanity.

In a time of universal deceit, telling the truth is a revolutionary act.

Those who have the privilege to know, have the duty to act.

Great spirits have always found violent opposition from mediocre minds. The latter cannot understand it when a man does not thoughtlessly submit to hereditary prejudices but honestly and courageously uses his intelligence and fulfills the duty to express the results of his thoughts in clear form.

The rain-weeping and the sun burning twine together to make us grow. Keep your intelligence white-hot and your grief glistening, so your life will stay fresh. Cry easily like a little child.

A total immersion in life offers the best classroom for learning to love.

Out beyond ideas of right-doing and wrong-doing there is a field. I'll meet you there.

All truth passes through three stages. First, it is ridiculed. Second, it is violently opposed. Third, it is accepted as being self-evident.