"Few things in the world are more powerful than a positive push. A smile. A world of optimism and hope. A "you can do it" when things are tough"

"It is only when they go wrong that machines remind you how powerful they are"

"If the world's a veil of tears, Smile till rainbows span it"

"Hope is nature's veil for hiding truth's nakedness"

"Powerful indeed is the empire of habit"

"Love, hope, fear, faith - these make humanity; These are its sign and note and character"

"The most valuable possession you can own is an open heart. The most powerful weapon you can be is an instrument of peace"

"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"

"He who despairs of the human condition is a coward, but he who has hope for it is a fool"

"Hope is the only universal liar who never loses his reputation for veracity"

"Poets have said that the reason to have children is to give yourself immortality. Immortality? Now that I have five children, my only hope is that they are all out of the house before I die"