"The problem is when you are writing something in retrospective, it needs a lot of courage not to change, or you will forget a certain reality, and you will just take in consideration your view today"
"In thinking about nanotechnology today, what's most important is understanding where it leads, what nanotechnology will look like after we reach the assembler breakthrough"
"One fifth of human kind depend on fish to live. Today now 70 percent of the fish stock are over-exploited. According to FAO if we don't change our system of fishing the main sea resources will be gone in 2050. We don't want to believe what we know"