Quote by John Gurdon
"The tadpole showed us that maturity is not destiny; it is merely a stage."
More from John Gurdon
"It is by universal that we know anything about the world."
"The nucleus of a differentiated cell can support the development of a normal tadpole."
"We must learn to think differently about what is possible in biology."
"Nuclear transplantation showed that the genome of specialized cells remains intact."