"I call on the Iranian people: it is not too late to replace the corrupt regime and return to your glorious Persian heritage, a heritage of culture and values and not of bombs and missiles... How can a nation allow a regime to instill fear, take away the people's freedom and shock the young generation that seeks its way out of the dictatorial Iran."

"Israel welcomes the wind of change, and sees a window of opportunity. Democratic and science-based economies by nature desire peace. Israel does not want to be an island of affluence in an ocean of poverty. Improvements in our neighbours' lives mean improvements to the neighbourhood in which we live."

"The United States is the only power in history that became great by giving and not by taking. I think the crisis was when the United States had more money than ideas. Money doesn't produce money. Ideas produce money."

"The older generation had greater respect for land than science. But we live in an age when science, more than soil, has become the provider of growth and abundance. Living just on the land creates loneliness in an age of globality."

"Maybe more climate activists will think about the climate change not as an international problem to be resolved in an air-conditioned meeting hall, but as a guerilla war to be fought in the streets."

"But those who believe that what our people desire is big government are living in a state of delusion."

"Thankfully, due to the United Kingdom and the commitment of the Westminster government we are able to ensure that money brought in, whether it be from the City of London or from North Sea oil, can be pooled and directed to wherever it is needed most. That is what being in the United Kingdom is all about."

"He who seeks peace must remember that every challenge is an invitation to grow stronger."