I've been fortunate to be in films that are classic, that are going to be around.
To investigate the history of man's development, the most important finds are, of course, hominid fossils.
Along the borders to Ethiopia and Somalia, anarchy reigns, the police and military have retreated quite some distance.
The problem is that during the 1980s, a decade of heavy poaching, the elephants retreated to safer areas. And now people have moved into the corridors once used by the elephants.
Culture represents a novelty in the world of nature, and it could have added an effective, unifying edge to the forces of natural selection.
We are bipedal apes, and it should not be surprising to see that fact reflected in the way our ancestors lived.
It has taken biologists some 230 years to identify and describe three quarters of a million insects; if there are indeed at least thirty million, as Erwin (Terry Erwin, the Smithsonian Institute) estimates, then, working as they have in the past, insect taxonomists have ten thousand years of employment ahead of them. Ghilean Prance, director of the Botanical Gardens in Kew, estimates that a complete list of plants in the Americas would occupy taxonomists for four centuries, again working at historical rates.
As a doctor, an educator, an innovator and someone who has dedicated his professional career to making things work better and to helping people - I am ready to lead.
Do not sit long with a sad friend. When you go to a garden do you look at the weeds? Spend more time with the roses and jasmines.
You cannot teach ambition.
There's no need to talk about it, because the truth of what one says lies in what one does.