Sustainability isn’t a trend—it’s a responsibility we all share.
Enjoyment appears at the boundary between boredom and anxiety, when the challenges are just balanced with the person’s capacity to act.
政策制定者应乐于根据新证据修正他们的观点。
Innovation in quarrying isn't just about new technology - it's about new thinking.
The only valid data for psychology are the reports of trained observers.
Programmers are not to be measured by their ingenuity and their logic but by the completeness of their case analysis.