For, with pure water the inversion of cane sugar scarcely proceeds and subsequently it required very thorough, difficult studies before this effect and its order of magnitude were established.

The development of a rational view of the nature of catalysis was thus absolutely dependent on the creation of the concept of the rate of chemical reaction.

Nowadays, however, we recognize that simultaneously with the typical case of a chemical reaction a typical case of catalytic effect had been studied which constitutes a limiting case.

We know from biology that new forms of organisms simulate their primitive form as closely as possible at first, even though obliged to exist under changed internal and external conditions.

In other words, the Church acknowledges Science as the higher authority.

The individual organs follow the same pattern as the whole organism, i.e. they have their period of growth, of stationary, maximum activity and then of aging decline.

There is no transformation of life without the renewing of the mind.

Everyone is a Wordsworth in certain moods, and every traveler seeks out places that every traveler has missed.

My restless, roaming spirit would not allow me to remain at home very long.

I love being able to perform in front of people. I like potentially making a difference in somebody's day or somebody's life.

Real freedom isn't subject to how others estimate our value; it is in realizing that none are free who find their sense of worth wondering how others measure their lives.

Human behavior is messy and unpredictable and unconcerned with convenient symmetries.

I dream a world... where wretchedness will hang its head and joy, like a pearl, attends the needs of all mankind. Of such I dream, my world!

I use Twitter a lot. That's how I communicate with international fans. Everyone's always really, really nice.

I didn't even think I would make it that long. I thought I would drug overdose, like Jimi Hendrix. I thank God every day to even be here.

I think that Yulia Tymoshenko should prepare to resign. She understands that well.