"It seems that every time mankind is given a lot of energy, we go out and wreck something with it"

"First, I want to pay tribute to Diana myself. She was an exceptional and gifted human being. In good times and bad, she never lost her capacity to smile and laugh, nor to inspire others with her warmth and kindness. I admired and respected her - for her energy and commitment to others, and especially for her devotion to her two boys"

"Music is the universal language of mankind"

"The only medicine for suffering, crime, and all the other woes of mankind, is wisdom"

"The law, which restrains a man from doing mischief to his fellow citizens, though it diminishes the natural, increases the civil liberty of mankind"

"Thirty percent of the Nation's energy comes off the gulf coast"

"Here men from the planet Earth first set foot upon the Moon. July 1969 AD. We came in peace for all mankind"

"Non-violence is the greatest force at the disposal of mankind. It is mightier than the mightiest weapon of destruction devised by the ingenuity of man"

"Me only have one ambition, y'know. I only have one thing I really like to see happen. I like to see mankind live together - black, white, Chinese, everyone - that's all"

"The use of solar energy has not been opened up because the oil industry does not own the sun"

"Three passions, simple but overwhelmingly strong, have governed my life: the longing for love, the search for knowledge, and unbearable pity for the suffering of mankind"